Lesson. The absolute value of a number is its distance from zero (0) on a number line. This action ignores the "+" or "-" sign of a number because distance in mathematics is never negative. You identify an absolute value of a number by writing the number between two vertical bars referred to as absolute value brackets: |number|.1. To expand on @davin's comment: Use the definition of the absolute value! The absolute value equals "the inside" when "the inside" is non-negative, and equals " (-) the inside" when "the inside is negative. So you need to find where "the inside" is zero (i.e. find the roots of −2x3 + 24x = 0 − 2 x 3 + 24 x = 0 and possibly split the ...a) Using the midpoint formula, calculate the absolute value of the price elasticity of demand between e and f. is coincident with the horizontal axis. lies above the midpoint of the curve. lies below the midpoint of the curve. D) is coincident with the vertical axis.The absolute value of a number is the magnitude of that number regardless of the sign before it. For example, the absolute value of both -4 and 4 is 4. Let's look at the left side of the equation, -abs(-4).The purpose of the absolute value is to (1) leave a number alone if it is to the right of zero on the number line, and (2) if a number is to the left of zero on the number line, move it an equal distance to the right of zero on the number line. For example, | 5 | = 5 and | − 5 | = 5. However, an expression may be to the left of zero on the ...Explanation: absolute value function like y = |x − 2|. can be written like this: y = √(x −2)2. apply differentiation : y' = 2(x −2) 2√(x − 2)2 → power rule. simplify, y' = x − 2 |x − 2| where x ≠ 2. so in general d dx u = u |u| ⋅ du dx. I will put this on double check just to be sure.Click here 👆 to get an answer to your question ️ The absolute value of 4+7i is equal to the square root of Gauthmath has upgraded to Gauth now! 🚀 Calculator Download Gauth PLUSFree Complex Numbers Calculator - Simplify complex expressions using algebraic rules step-by-stepFree Functions Absolute Extreme Points Calculator - find functions absolute extreme points step-by-stepEquations : Tiger Algebra gives you not only the answers, but also the complete step by step method for solving your equations |2x-4|=8 so that you understand betterThe function returns the absolute value (modulus) of the specified numeric value. double MathAbs ( double value // numeric value ); Parameters. value [in] Numeric value. Return Value. Value of double type more than or equal to zero. Note. Instead the MathAbs() function you can use fabs (). Math Functions MathArccos . Join us — download ...Understanding Absolute Value. Recall that in its basic form f (x) = |x|, f ( x) = | x |, the absolute value function is one of our toolkit functions. The absolute value function is commonly thought of as providing the distance the number is from zero on a number line. Algebraically, for whatever the input value is, the output is the value ...Understanding Absolute Value. Recall that in its basic form f (x) = |x|, f ( x) = | x |, the absolute value function is one of our toolkit functions. The absolute value function is commonly thought of as providing the distance the number is from zero on a number line. Algebraically, for whatever the input value is, the output is the value ...4-bit absolute-value detector (AVD), as one of the basic implementations of bit arithmetic with logic circuits, can help grab a better understanding about digital integrated circuits. Conventional 4-bit AVDs scheme in a multi-comparator and multiplexers, or need to consider multiple situations of overflow and carry-in, both of which could make ...The absolute value51 of a real number a, denoted | a |, is defined as the distance between zero (the origin) and the graph of that real number on the number line. Since it is a distance, it is always positive. For example, | − 4 | = 4 and | 4 | = 4. Both 4 and − 4 are four units from the origin, as illustrated below:The general form of absolute value notation equation is: F (x) = k + a |x - h|. This equation used by the absolute value graph calculator, where, k and h tell about how the graph shifts vertically and horizontally. The variable "a" tells us how far the value graph stretches vertically, and whether the graph opens down or up.3. Place the expression inside the absolute value bars below the number line at theleftend. 4. Test the sign of the expression inside the absolute value bars by inserting a value of x from each side of the critical value and marking the result with a plus(+) orminus(−) signbelowthenumberline. 5.6.NS.C.7.d. In this sixth-grade lesson plan, teachers will help students understand what absolute value is and how to find it with and without a number line. Students will also learn how to compare the absolute values of two numbers, and apply their understanding of absolute value within real-world contexts, such as temperature, elevation, and ...The absolute value of 4 - 7i is sqrt(65). Explanation: To find the absolute value of a complex number, we need to calculate its magnitude, which is given by the distance from the origin to the point representing the complex number on the complex plane. For the complex number 4 - 7i, the absolute value is:Transcript. Absolute value is a fundamental math concept that measures the distance of a number from zero, regardless of its sign. It's always a positive value, as it represents the magnitude of a number without considering its direction. This concept is useful in real-world applications, such as calculating distances and comparing heights.Attempting to isolate the absolute value term is complicated by the fact that there are two terms with absolute values. In this case, it easier to proceed using cases by rewriting the function \(g\) with two separate applications of \( \ref{AbsValDefn} \) and to remove each instance of the absolute values, one at a time.Follow the steps mentioned below to find the absolute value of a number using the online absolute value calculator. Step 1: Go to Cuemath's online absolute value calculator. Step 2: Enter any number in the given input box. Step 3: Click on " Calculate " to find the absolute value of the number. Step 4: Click on " Reset " to clear the field and ...f′(x) ={1 −1 x > 0 x < 0. is true. But to check whether f is differentiable at 0, we need to decide if. limh→0 f(0 + h) − f(0) h = limh→0 |h| h. exists. In fact, this limit does not exist. The moral of the story is that differentiability requires checking not just a point, but a neighborhood around that point. This is why when it can ...Rational equations are equations in which variables can be found in the denominators of rational expressions. 1 x + 1 = 2 x. . is a rational equation. Both radical and rational equations can have extraneous solutions, algebraic solutions that emerge as we solve the equations that do not satisfy the original equations.This article reviews how to draw the graphs of absolute value functions. General form of an absolute value equation: f ( x) = a | x − h | + k. The variable a tells us how far the graph stretches vertically, and whether the graph opens up or down. The variables h and k tell us how far the graph shifts horizontally and vertically.1-4) Computes the absolute value of the floating-point value num. The library provides overloads of std::abs and std::fabs for all cv-unqualified floating-point types as the type of the parameter num. (since C++23) A) Additional overloads are provided for all integer types, which are treated as double.The correct option is B 4. The absolute value of a number is the value that shows how far the number is from zero. Here, the given number is -4 and -4 is 4 units away from 0. Therefore, the absolute value of -4 is 4. Suggest Corrections.The absolute value of a real number x is the distance between this number and zero. We denote it by |x|. Algebraically: |x| = x if x is non-negative; and. |x| = -x if x is …The absolute value of the complex number -4- sqrt 2i is sqrt 18. Explanation: The absolute value of a complex number is the distance between the number and the origin on the complex plane. To find the absolute value of the complex number -4- sqrt 2i, we need to find the magnitude of the number.Jul 24, 2023 · This page titled 1.2: Solving Absolute Value Equations is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by OpenStax via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request. Just put in the numbers and let PowerShell do the math! Four operations with PowerShell. If you wish, you can also use variables, which is much easier when it comes to multiple complex operations. PowerShell …The absolute value of a number is its distance from zero on the number line. We started with the inequality | x | ≤ 5. We saw that the numbers whose distance is less than or equal to five from zero on the number line were − 5 and 5 and all the numbers between − 5 and 5 (Figure 2.8.4 ). Figure 2.8.4.Definition: Absolute Value Function. The absolute value function can be defined as. f(x) = |x| = { x if x ≥ 0 − x if x < 0. The absolute value function is commonly used to determine the distance between two numbers on the number line. Given two values a and b, then |a − b| will give the distance, a positive quantity, between these values ...The absolute value of $|-4|$ is $4$. This is a tricky question, and the answer to that is no, that is not always the case. You might wonder how it is possible because the absolute value of $-1$ and $1$ is $1$ and, similarly, the absolute value of $-2$ and $2$ is $2$ if we are dealing with whole numbers. We consider the absolute value of "$0 ...Practice set 1: Finding absolute value. To find the absolute value of a complex number, we take the square root of the sum of the squares of the parts (this is a direct result of the Pythagorean theorem): | a + b i | = a 2 + b 2. For example, the absolute value of 3 + 4 i is 3 2 + 4 2 = 25 = 5 . Problem 1.1.Absolute value is like a clock it has only positive numbers. Absolute value is talking about distance, distance is always measured by positive numbers. 6. Multiple Choice. Edit. 1 minute. 1 pt. Evaluate the expression. |-5| + 8. 3. 13-13-3. 7. Multiple Choice. Edit. 1 minute. 1 pt. Which is the greatest integer?-33-31-28-17. 8. Multiple Choice.When a function has a vertex, the letters h and k are used to represent the coordinates of the vertex. Because an absolute value function has a vertex, the general form is y = a0x-h0 + k.The vertical stretch or compression factor is 0a 0, the vertex is located at (h, k), and the axis of symmetry is the line x = h.Key Concept General Form of the Absolute Value FunctionHence the absolute value of complex number. z = 46 - 4i is √2132. Question 4: Find the absolute value of the following complex number. z = 3 - 5i. Solution: The absolute value of a real number is the number itself and represented by modulus, To find the absolute value of complex number, Given : z = 3 - 5i. We have : |z| = √(a 2 +b 2)Answer:-4 and 4. Step-by-step explanation: absolute value is decide how far a number is from 0 on the number line.Here's how to calculate the mean absolute deviation. Step 1: Calculate the mean. Step 2: Calculate how far away each data point is from the mean using positive distances. These are called absolute deviations. Step 3: Add those deviations together. Step 4: Divide the sum by the number of data points. Following these steps in the example below is ...Free Complex Numbers Calculator - Simplify complex expressions using algebraic rules step-by-stepThanks to all of you who support me on Patreon. You da real mvps! $1 per month helps!! :) https://www.patreon.com/patrickjmt !! Absolute Value and Evaluat...1-4) Computes the absolute value of the floating-point value num. The library provides overloads of std::abs and std::fabs for all cv-unqualified floating-point types as the type of the parameter num. (since C++23) A) Additional overloads are provided for all integer types, which are treated as double.The numbers that have an absolute value of 4.6 are 4.6 and -4.6. This is because absolute value refers to the distance a number is from zero on the number line, regardless of direction. In Mathematics, the absolute value of a number is its distance from zero on the number line and is always nonnegative. In this case, you're asked to find ...Absolute-value equations can be fairly simple when they contain only one absolute-value expression, and if that expression is linear. But these equations can have many more than just one expression in absolute-value bars, and the bars may contain expressions more complicated than mere straight lines. We'll start with a quadratic expression as ...\[\therefore \]The absolute value of \[4 + 3i\] is 5. Note: Many students make the mistake of writing both the values i.e. \[ + 5\] and \[ - 5\] in the final answer which is wrong as the absolute value or modulus is always positive as it denotes the distance between the complex number and the origin.5.4. Absolute values and the triangle inequality. The triangle inequality is a very simple inequality that turns out to be extremely useful. It relates the absolute value of the sum of numbers to the absolute values of those numbers. So before we state it, we should formalise the absolute value function.The real way to look at absolute values is that they are a number's distance from 0 on the number line: TRY IT: Use a number line to show the answers to these. 1. of 1. What's an Absolute Value? - Cool Math has free online cool math lessons, cool math games and fun math activities. Really clear math lessons (pre-algebra, algebra, precalculus ... If we plot the real numbers on the real number line, the absolute value of any real number is simply its distance from 0 on the real number line. Similarly, we plot the complex numbers on the complex plane. In the complex plane, the origin represents the number 0. Thus, the absolute value of a complex number is the distance between that number ... Thanks to all of you who support me on Patreon. You da real mvps! $1 per month helps!! :) https://www.patreon.com/patrickjmt !! Absolute Value and Evaluat...The real way to look at absolute values is that they are a number's distance from 0 on the number line: TRY IT: Use a number line to show the answers to these. 1. of 1. What's an Absolute Value? - Cool Math has free online cool math lessons, cool math games and fun math activities. Really clear math lessons (pre-algebra, algebra, precalculus ...Now, absolute value inequality is any inequality that contains the absolute value of some expression. For instance, the inequality |x 2 + 3x -18| < 3 involves a quadratic expression. Most often, however, we have to deal with absolute value inequalities containing a linear expression, namely bx+c. In the most general form, they can be written as:Question 764709: Find the absolute value of the complex number 4 + 4i Find the absolute value of the complex number -3 - 6i Find the absolute value of the complex number 5 - 4i. Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website! Rule: |a+bi| = sqrt[a^2+b^2]Comparing Absolute Values. Apply the same skills that you acquired while solving inequalities, as you answer the questions in this printable comparing absolute values worksheet for grade 6 and grade 7. Use one of the symbols: >, < or = to compare the absolute values. The numbers covered here range from 1 to 50 of both positive and negative ...Summary. Finding the domain of absolute value functions involves remembering three different forms. First, if the absolute function has no denominator or even root, consider whether the domain of absolute value function might be all real numbers.; Second, if there is a denominator within the absolute function's equation, exclude values in the domain that force the denominator to be zero.This page titled 4.4: Absolute Value Inequalities is shared under a CC BY-NC-SA 2.5 license and was authored, remixed, and/or curated by David Arnold via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request.Explanation: Absolute (denoted by the vertical bars) means that everything between them is converted to non-negative. So | −4| = 4 and so is |4| = 4. Answer link. |4| is allready an absolute value, equal to 4 Absolute (denoted by the vertical bars) means that everything between them is converted to non-negative. So |-4|=4 and so is |4|=4.The absolute value is denoted as |x| or abs (x), and functions such that: |x| = x. and. |-x| = x. For example, the numbers 2 and -2 have a distance of 2 from 0, so their absolute …Absolute Value: An absolute value is a business valuation method that uses discounted cash flow (DCF) analysis to determine a company's financial worth.Output:-. Enter a number: -52.8. Absolute value = 52.800000. Enter a number: 5. Absolute value = 5.000000. In this C program, we use the if block statement. If the number is negative then convert the number into a positive number otherwise it will remain as it is. To convert the number from negative to positive the minus operator (-) can be used.Explanation: absolute value function like y = |x − 2|. can be written like this: y = √(x −2)2. apply differentiation : y' = 2(x −2) 2√(x − 2)2 → power rule. simplify, y' = x − 2 |x − 2| where x ≠ 2. so in general d dx u = u |u| ⋅ du dx. I will put this on double check just to be sure.2. Make the number in the absolute value sign positive. At its most simple, absolute value makes any number positive. It is useful for measuring distance, or finding values in finances where you work with negative numbers like debt or loans. [2] 3. Use simple, vertical bars to show absolute value.Solve Applications with Absolute Value. Absolute value inequalities are often used in the manufacturing process. An item must be made with near perfect specifications. Usually there is a certain tolerance of the difference from the specifications that is allowed. If the difference from the specifications exceeds the tolerance, the item is rejected.Graph an absolute value function. The most significant feature of the absolute value graph is the corner point at which the graph changes direction. This point is shown at the origin. Figure 4 is the graph of \displaystyle y=2\left|x - 3\right|+4 y = 2∣x − 3∣ + 4. The graph of \displaystyle y=|x| y = ∣x∣ has been shifted right 3 units ...Free Functions Absolute Extreme Points Calculator - find functions absolute extreme points step-by-stepThis rule is used for solving most absolute value questions. Absolute value equations Absolute value equations are equations in which the variable is within an absolute value operator. For example: | x-4 | = 10 Because the value of x-4 can be 10 or -10, both of which have an absolute value of 10, we need to consider both cases: x-4 = 10 and x-4 ...Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more.1. report flag outlined. Answer: 4/25 is the absolute value of -4/25. Step-by-step explanation: The absolute value of a number is the distance a number is from 0. For example 3 would be the same distance from 0 as -3. Hope this helped you understand more about absolute value! Thank you so much that is exactly what I needed. report flag outlined.In this paper, a design and optimization of a 4-bit absolute value detector is realized. by using the CMOS technique, transmission gates, and the tradit ional comparator, which can. compare the ...The only way for the value of the absolute value to be 3 is for the quantity inside to be either -3 or 3. In other words, we get rid of the absolute value bars by using the formula from the notes. Show Step 2. At this point all we need to do is solve each of the linear equations we got in the previous step. Doing that gives,Attempting to isolate the absolute value term is complicated by the fact that there are two terms with absolute values. In this case, it easier to proceed using cases by rewriting the function \(g\) with two separate applications of \( \ref{AbsValDefn} \) and to remove each instance of the absolute values, one at a time.An absolute number takes the positive value of a number, without regards to its sign. Mean is an average of a set of numbers. So, what is the mean absolute deviation? It's the average of every value's distance from a certain central point. This point can be a mean, median, mode, or any other statistically significant number.This page titled 1.2: Solving Absolute Value Equations is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by OpenStax via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request.The absolute value of a complex number is just the distance from the origin to that number in the complex plane! This tutorial shows you how to use a formula to find the absolute value of a complex number. Keywords: problem; absolute value; complex numbers; pythagorean theorem; complex plane;Question: f a Complex Number Calculate |4+7i| The absolute value of 4+7i is equal to the squa root of. f a Complex Number Calculate |4+7i| The absolute value of 4+7i is equal to the squa root of. There are 2 steps to solve this one. Who are the experts? Experts have been vetted by Chegg as specialists in this subject.-4 - the absolute value is 4, as -4 is four numbers from 0. -18.2 - the absolute value is 18.2, as 18.2 is 18.2 numbers from 0. 17 1/3 - the absolute value is 17 1/3, as 17 1/3 is 17 1/3 numbers from 0. Sources and more resources. Wikipedia - Absolute Value. Planet Math - Absolute Value. Math is Fun - Absolute Value. Purple Math - Absolute Value.As seen in the photo, 1m (1 meter) distance away from the first house has a considerable value. At the same time, 1mm (1 millimeter) distance is too small of a value that can be considered negligible.Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more.The absolute value function f ( x ) is defined by. f ( x ) = | x | = {-x, x<0 0, x=0 x, x>0. is called an absolute value function. It is also called a modulus function. We observe that the domain of the absolute function is the set R of all real numbers and the range is the set of all non-negative real numbers.Test prep. Improve your math knowledge with free questions in "Absolute value of rational numbers" and thousands of other math skills.Absolute Value means ..... how far a number is from zero: "6" is 6 away from zero, and "−6" is also 6 away from zero. So the absolute value of 6 is 6, and the absolute value …The absolute value of a number tells us its distance from 0. The absolute value of -4 is 4, because -4 is 4 units to the left of 0. The absolute value of 4 is also 4, because 4 is 4 …2.14 Absolute Value Equations; 2.15 Absolute Value Inequalities; 3. Graphing and Functions. 3.1 Graphing; 3.2 Lines; 3.3 Circles; 3.4 The Definition of a Function; 3.5 Graphing Functions; 3.6 Combining Functions; 3.7 Inverse Functions; 4. Common Graphs. 4.1 Lines, Circles and Piecewise Functions; 4.2 Parabolas; 4.3 Ellipses; 4.4 Hyperbolas; 4.5 ...Interpreting absolute value. In this weight change scenario, three individuals track their monthly progress. Jenna experiences a 3-pound weight loss, while Sarah gains 2.5 pounds and Bill gains 4 pounds. By plotting these changes on a number line, we can determine that Jenna lost the most weight, Bill had the largest change, and Sarah had the ...Question 448581: what is the absolute value of 4+7i. Answer by jim_thompson5910 (35256) ( Show Source ): You can put this solution on YOUR website! Start with the absolute value of a complex number formula. This is also known as the magnitude of a complex number formula. Plug in and . Square to get.Alternatively, NumPy's np.abs() can convert list elements to their absolute values.. NumPy: Convert array elements to absolute values (np.abs, np.fabs) Difference between math.fabs() and abs(). math.fabs() also returns the absolute value but always as a floating point number (float), unlike abs().Even for integers (int), math.fabs() returns a floating point number (float).A low absolute neutrophil count is referred to as neutropenia . This occurs when the ANC is less than 2,500 cells/mcL. At levels below 1,000, you are at an increased risk of infection. A high absolute neutrophil count is called neutrophilia . This occurs when the ANC is over 6,000 cells/mcL.2) The absolute values (besides being the distance from zero) act as grouping symbols. Once you get to the point that you can actually drop the absolute values, if there is a number in front, that number must be distributed. Example: 14 |x+7| = 2 becomes 14 (x+7) = 2 and 14 (x+7) = -2.In other words it is the magnitude or size of a number, no negatives allowed. The symbol "|" is placed either side to mean "Absolute Value", so we write: |−6| = 6. Try it yourself: Absolute Value. Illustrated definition of Absolute Value: How far a number is from zero. Examples: 6 is 6 away from zero, so the absolute value of 6 is 6 minus6...
Absolute value equations calculator. Added Aug 29, 2011 by kyllemkl in Mathematics. Equation solver. Send feedback | Visit Wolfram|Alpha. Get the free "Absolute value equations calculator" widget for your website, blog, Wordpress, Blogger, or iGoogle. Find more Mathematics widgets in Wolfram|Alpha.. Web webex
Welcome to the Two Numbers Absolute Value Calculator. This calculator calculates the two numbers that have the absolute value of any number. Please enter your number below to find the two numbers that have it as their absolute value. Here are some examples of what our calculator can explain and answer. What two numbers have an absolute value of 6?For example, the numbers 2 and -2 have a distance of 2 from 0, so their absolute value is the same, even though their sign is not: |2| = 2. |-2| = 2. The absolute value of 0 is 0. The absolute value function, f (x) = |x|, can be described as a piecewise function: f (x) =. -x, x < 0.So in order to compute the absolute value for any number we do have a specified method in Java referred to as abs () present inside Math class present inside java.lang package. The java.lang.Math.abs () returns the absolute value of a given argument. If the argument is not negative, the argument is returned.Definition: Absolute Value Function. The absolute value function can be defined as. f(x) = |x| = { x if x ≥ 0 − x if x < 0. The absolute value function is commonly used to determine the distance between two numbers on the number line. Given two values a and b, then |a − b| will give the distance, a positive quantity, between these values ...Give a new lease of life to your practice with our free absolute value inequalities worksheets. Clear the absolute-value bars by splitting the inequality into two pieces. Instruct grade 8 students to find the boundary points by solving each basic, one-step, and two-step absolute value inequality in this batch of printable worksheets.Here's how to use absolute cell reference s in Google Sheets: Click on the cell where we wish to input the formula. Type in the Equal to (=) symbol. Enter the cell address for the cell containing the number of units. Now we add a the function you wan t to use in the formula.Definition: Absolute Value Function. The absolute value function can be defined as. f(x) = |x| = { x if x ≥ 0 − x if x < 0. The absolute value function is commonly used to determine the distance between two numbers on the number line. Given two values a and b, then |a − b| will give the distance, a positive quantity, between these values ...Scale & reflect absolute value graphs Get 3 of 4 questions to level up! Graph absolute value functions Get 3 of 4 questions to level up! Solving absolute value equations. Learn. Intro to absolute value equations and graphs (Opens a modal) Worked example: absolute value equation with two solutionsAbsolute Value Transformations of other Parent Functions. Now let's look at taking the absolute value of functions, both on the outside (affecting the $ y$'s) and the inside (affecting the $ x$'s).We'll start out with a function of points. Note that with the absolute value on the outside (affecting the $ \boldsymbol{y}$'s), we just take all negative $ \boldsymbol{y}$-values and make ...the absolute value of -4.5 is 4.5. Step-by-step explanation: The absolute value of a number means the distance from 0. SO if you have -4.5, positive 4.5 is the distance from 0.-4.5+4.5= 0. Hence that is the reason the absolute value of -4.5 is 4.5. Hope this helps!Example 4.4.5. Solve for y y: |y + 2| ≤ 5 | y + 2 | ≤ 5. Solution. If we are to use distance to find a solution, our inequality must be converted to the absolute value of a difference. We will use the following property of arithmetic to convert to a difference: A + B = A − (−B) A + B = A − ( − B) Therefore:The absolute value51 of a real number a, denoted | a |, is defined as the distance between zero (the origin) and the graph of that real number on the number line. Since it is a distance, it is always positive. For example, | − 4 | = 4 and | 4 | = 4. Both 4 and − 4 are four units from the origin, as illustrated below:2. Make the number in the absolute value sign positive. At its most simple, absolute value makes any number positive. It is useful for measuring distance, or finding values in finances where you work with negative numbers like debt or loans. [2] 3. Use simple, vertical bars to show absolute value.Example. What is the absolute value of the following numbers? -4, -18.2, and 17 1/3. -4 – the absolute value is 4, as -4 is four numbers from 0. -18.2 – the ….