Divide both sides by 4. What is a Radical Expression? Example 3b Solve the equation. Substitute 5 for w, 15 for A, and for l. Method 1 Divide both sides by 4. The only solution is 4. Subtract 6 from both sides.
Share buttons are a little bit lower. Add 2 to both sides. Solving Equations Involving Radicals: Example 2c Solve the equation. To make this website work, we log user data and share it with processors. Geometry Application A triangle has an area of 36 square feet, its base is 8 feet, and its height is feet. Subtract 7 from both sides.
Because of extraneous solutions, it is important to check your answers.
Solving Radical Equations
Check your solution s. Now you have a new equation.
Subtract 7 from both sides. The answer is extraneous. Example 1a Solve the equation. There is no solution. The only restriction on to. Solve this new equation for x by taking the square root of both sides. Example 4a Continued Solve the equation.
Substitute 8 for b, 36 for A and for h. Part I Solve each equation. Solving Simple Radical Equations Solve the equation.
Solving Radical Equations and Inequalities
Example 3b Continued Solve the equation. Example 3c Solve the equation.
Example 1b Solve the equation. Example 2b Solve the equation.