1. SECTION 10-4 : RADICAL EQUATIONS
ALGEBRA I @
SECTION 10-4 : RADICAL EQUATIONS

2. RADICAL EQUATION : An equation in which a variable appears under a radical.
EXAMPLES :

3. Isolate the radical on one side of the equation. Square both sides.
STEPS :
Isolate the radical on one side of the equation.
Square both sides.
Solve.
Check your answer(s) for extraneous solutions.
NOTE : When you square both sides of an equation, you can get extraneous solutions.

4. What is an extraneous solution? Try solving this equation.

5. ALGEBRA I - SECTION 10-4 (Radical Equations)
2/28/2019
Solve each equation. Check your answers.
ANSWER : 100
ANSWER : 178

6. ANSWER : no solutions
ANSWER : 3

7. ANSWER : 4
ANSWER : 14