Evaluating roots

In the given figure,  $4$  is a ________ .

• radical

• radicand

• index

• rational

Simplify: √(49x³)

• 7x²√x
• 7x√x
• 7√x³
• 7x

The exponent of the exponential expression 5² is:

• 2

• 10

• 5

• 52

• 0

• 256

• 1

What is 15¹

• 15

• 1

• 0

Divide:

• 2

• 7

• 128

6⁴

• 6 x 6 x 6
• 4 x 4 x 4 x 4 x 4 x 4
• 6 x 6 x 6 x 6
• 4 x 4 x 4 x 4

In the expression 5³

Select the option below that best represents the power.

• 5

• ³

• 5³

• 125