Solving Radical Equations

Front

What is the inverse (opposite) of a square root?

Back

Squaring

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Back

x=65

Front

Back

x=16

Front

Back

x=0

Front

Back

No Solution

Front

What is a radical equation?

Back

An equation that involves a variable within a radical (square root, cube root, etc.).

Front

How do you isolate a square root in an equation?

Back

By moving all other terms to the opposite side of the equation.

Front

Back

Square both sides to eliminate the square root.

Front

Back

There are no real solutions since a square root cannot be negative.

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Back

x=13