Radicals Solving Radical Equations Target Goals : Solve equations containing radicals or fraction exponents.

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Presentation transcript:

Radicals Solving Radical Equations Target Goals : Solve equations containing radicals or fraction exponents

OPENER:  1) Write in radical form.  2) Evaluate:  3) Evaluate:  4) Simplify:  5) Simplify:

RADICAL EQUATIONS – equations with radical signs or fraction exponents!  Steps for solving radical equations:  1)Isolate the radical on one side of the equation.  2) Raise each side of the equation to a power equal to the index of the radical to eliminate the radical.  3) Solve the resulting polynomial equation.  4) Check your answers!

Ex 1) Solve the equation. CHECK:

Ex 2) Solve the equation. CHECK: NO SOLUTION!

Ex 3) Solve the equation. CHECK:

Ex 4) Solve the equation. CHECK-does it work?

Ex 5) ACT Practice: What is the solution of A. 7 B. 25 C. 29 D. 37