Exponents

Which expression is in expanded form?

• 5³
• 5x5x5
• 125
• 53

Which expression is equivalent to 3⁴?

• 3+3+3+3
• 4+4+4
• 4x4x4
• 3x3x3x3

7⁰ is equivalent to:

• 7
• 0
• 1
• 1/7

• 12

• 36

• 4

• 62

How would you write 3x3x3x3x3x3 in exponential notation?

• three to the sixth power

• 729

• 2

• 4

• They both are the base.

• None of them is the base.

• 6

• 3

• They both are the exponent

• None of them are the exponent

• Six to the second power

• Two and six

• Two to the sixth power

• 64

What is the value?

• 100

• 33,554,432

• 25

• 2,500

A scientist reports that a bacteria culture contains 3⁴ bacteria.
How many bacteria is that?

• 12
• 81
• 7
• 95