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Key Quiz 7.1
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1
Write 73 x 75 as a single power:
A)4515
B)4915
C)715
D)78
2
Write (m12)2 as a single power:
A)m24
B)m14
C)m10
D)m6
3
Write (-8)20/(-8)4 as a single power:
A)(-8)16
B)(-8)5
C)116
D)15
4
Rewrite 813 as a single power with 3 as a base.
A)37
B)39
C)312
D)364
5
The formula for volume of a sphere with radius r is V = 4/3πr3. Which of the following correctly expresses the volume of a sphere with a radius of π/3 cm?
A)4π3/34 cm3
B)(4/3π)3
C)4(π/3)4 cm3
D)4π/33





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