Evaluate expressions

Evaluate 8a - b     if a = 10   and   b = 6

• 74
• 38
• 1000
• 9000

Evaluate m² + 12q if m = 5 and q = -3

• 10

• -25

• -11

• 13

3x + 8   if x = 2

• 13
• 14
• 15
• 16

Which number is the BASE?
2³ = 8

• 2
• 3
• 8

How do you correctly say 4³

• 4 squared
• 3 quadrupled
• 4 cubed
• 4 to the power of 2

What is the exponent form for the factors
5 x 5 x 5?

• 3⁵
• 5³

Which is equivalent to 7 x 7 x 7 x 7 x 7 x 7 ?

• 7⁵
• 7⁶
• 6⁷
• 7⁷

Which is equivalent to 2⁴?

• 8
• 20
• 16
• 12

Which is GREATER?
2⁷ or 7²

• 2⁷
• 7²
• Neither, they are equal

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

• 12
• 81
• 7
• 95