'Absolute value expression' presentation slideshows

Chapter 1: Tools of Geometry

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Tools of Geometry

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Sneak preview

Sneak preview. To solve an absolute value equation first isolate the absolute value expression like you would a variable. Multi-Step Absolute Value Equations. Steps: 1) Isolate the absolute value 2) Rewrite as 2 equations. +1 +1 3 I x + 2 I = 9 /3 /3.

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Warm Up Evaluate each expression for f (4) and f (-3).

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College Algebra: Section 1.7 Equations and Inequalities Involving Absolute Value

College Algebra: Section 1.7 Equations and Inequalities Involving Absolute Value. Objectives of this Section Solve Equations Involving Absolute Value Solve Inequalities Involving Absolute Value. Equations Involving Absolute Value.

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College Algebra: Section 1.6 Equations and Inequalities Involving Absolute Value

College Algebra: Section 1.6 Equations and Inequalities Involving Absolute Value. Objectives of this Section Solve Equations Involving Absolute Value Solve Inequalities Involving Absolute Value. Equations Involving Absolute Value.

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Graphing Absolute Value Equations

Graphing Absolute Value Equations. Using your graphing calculator graph the parent function: What is the y-intercept? (0, 0) What is the x-intercept? (0,0). Graphing Absolute Value Equations. Keeping the parent graph in the calculator, graph How has the graph changed?

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1-4 Warmup

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Solving an Absolute Value Equation

Solving an Absolute Value Equation. Solving an Absolute Value Equation. You have already used graphs and mental math to solve some absolute value equations. For instance:. This has two solutions:. 8 and -8. Solving an Absolute Value Equation.

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First, isolate the absolute value bar expression.

Example 1: Solve . Linear Absolute Value Inequality: Solving Algebraically. First, isolate the absolute value bar expression.

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First, isolate the absolute value expression.

Example 1: Solve . Linear Absolute Value Equation: Solving Algebraically. First, isolate the absolute value expression.

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Solving Absolute Value Equations

Solving Absolute Value Equations. Absolute value is denoted by the bars |3|. Absolute value represents the distance a number is from 0. Thus, it is always positive. |8| = 8 and |-8| = 8. Solving absolute value equations. First, isolate the absolute value expression.

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Absolute Value Problems

Absolute Value Problems. Absolute value can be thought of as the distance a number is from zero The graphs below show what this looks like for each equation. | x | = 1 x = -1 or x = 1 The distance between x and 0 is equal to 1

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Absolute Value Problems

Absolute Value Problems. Absolute value can be thought of as the distance a number is from zero The graphs below show the solution set for each open sentence. | x | = 1 x = -1 or x = 1 The distance between x and 0 is equal to 1

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