solving radical equations - practice #1

Front

What is a radical equation?

Back

A radical equation is an equation in which a variable is contained within a radical (square root, cube root, etc.).

Front

What is the first step in solving a radical equation?

Back

Isolate the radical on one side of the equation.

Front

What is the second step in solving a radical equation?

Back

Raise each side of the equation to the power of the index of the radical.

Front

What should you do after solving the remaining equation in a radical equation?

Back

Check for extraneous solutions.

Front

What is an extraneous solution?

Back

An extraneous solution is a solution that does not satisfy the original equation.

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Front

What is the index of a square root?

Back

The index of a square root is 2.