Rewrite each of the radical expressions to remove perfect square factors from inside the radical.

Example: Rewrite .

Example: Rewrite .

## Set

### 10.

Finish filling in the table of values for and use it to explain the meaning of .

 $x$ $y$ $-4$ $-3$ $-2$ $-1$ $0$ $1$ $2$ $3$ $1$ $3$ $9$

Explanation:

### 11.

If two expressions with exponents are a perfect match except one has a negative exponent and the other has a positive exponent, like and , how does the exponent change the meaning of the expression?

For problems 12 and 13, use the graph of and .

### 12.

How does the graph show the relationship between and ?

### 13.

What is true about the input values for each equation that produce the same output value?

Rewrite each of the expressions in an equivalent form with only one positive exponent.

## Go

Find the indicated values for each of the problems.

Find .

Find if .

Find .

Find .

Find if .

Find .

Find .

Find if .

Find .

Find .

Find if .

Find .

Find .

Find if .

Find .

Find .

Find if .

Find .