Unit 5 checkpoint

Which number is the EXPONENT?
4^{2 =} 16

• 4
• 2
• 16

What operation do you use with exponents?

• addition
• subtraction
• multiplication
• division

Which number is the BASE?
2³ = 8

• 2
• 3
• 8
• not here

Which is equivalent to 4 x 4 x 4 x 4 x 4

• 4⁶
• 5⁴
• 4⁴
• 4⁵

Which equations with exponential expressions are true

• 3² = 3 • 3

• 4⁴ = 4 • 4

• 5⁴ = 4 • 4 • 4 • 4 • 4

• 7 • 7 • 7 • 7 • 7 • 7 = 7⁶

• 9³ = 9 • 9 • 9

In the expression 3⁴, which number would be multiplied repeatedly?

• 3

• 4

Check all that are equivalent to 16

• 4²

• 2 • 2 • 2 • 2

• 2⁸

• 2⁴

• 8 • 8

Scott sends an email to 3 people and each of those people will send the email to 3 more people, and so on. Which expression shows the number of people that will receive the email after the fourth round?

What is nine cubed in exponential form?

• 9 x 9 x 9 
• 9³

Evaluate 2^4.

• 8

• 20

• 16

• 12