LESSON 8-8 PROBLEM SOLVING SOLVING RADICAL EQUATIONS AND INEQUALITIES

Solve Radical Equations Starter: Example 5b Solve the equation. Example 6 A rectangle has an area of 15 cm2. Download ppt “Solving Radical Equations and Inequalities”. Multiply both sides by 4. Check Substitute —1 for x in the equation. Solving Simple Radical Equations Solve the equation.

Multiply both sides by 4. Share buttons are a little bit lower. An even root can not be less than 0. We think you have liked this presentation. Extraneous Solutions Solve Check your answer. Registration Forgot your password?

Share buttons are a little bit lower. An even root can not be less than 0. Check Substitute 6 for x in the equation. Recall that you use inverse operations to solve equations. Add 4 to both sides. A Radical Expression is an equation that has a variable in a radicand or has a variable with. Geometry Application A triangle has an area of 36 square feet, its base is 8 feet, and its height is feet. Substitute 8 for b, 36 for A and for h.

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Method 1 Multiply both sides by 5. There is no solution.

Solving Radical Equations

Example 3b Continued Solve the equation. Check Substitute —1 for x in the equation.

lesson 8-8 problem solving solving radical equations and inequalities

Example 2c Solve the equation. Example 5c Continued Solve the equation.

Solving Radical Equations and Inequalities

Solve the resulting equation. Check Substitute 64 for x in the original equation.

Published by Clyde Young Modified over 3 years ago. For a square root, the index of the radical is 2. Example 6 A rectangle has an area of 15 cm2. Example 5a Continued Solve the equation. Subtract 6 from both sides. Now you have a new equation. Isolate what is being raised to a power. Solve this new equation for x by taking the square root of both sides. Its width is 5 cm, and its length is cm.

lesson 8-8 problem solving solving radical equations and inequalities

Radicals Solving Radical Equations. We think you have liked this presentation. We think you have liked this presentation. Example 2b Solve the equation. What is the length of the rectangle?

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Extraneous solutions of radical equations (article) | Khan Academy

Example 5b Solve the equation. In this course, you will only study radical equations that contain square roots. Extraneous Solutions Solve Check your answer. Example 1c Solve the equation. If you multiply or divide both sides by a negative, flip the inequality.