Acc Math 7 Unit 7: Working with Exponents

Which expressions have a value of  $-\frac{1}{64}$  ? Check all that apply.

•  $\left(-\frac{1}{4}\right)^3$  

•  $-\left(\frac{1}{4}\right)^3$  

•  $\left(-\frac{1}{8}\right)^2$  

•  $-\left(\frac{1}{8}\right)^2$  

•  $-\left(\frac{1}{2}\right)^6$  

Tags

CCSS.8.EE.A.1

What is the value of  $\left(-14^0\right)^{-2}$  ?

•  $-\frac{1}{196}$  

•  $\frac{1}{196}$  

• 0

• 1

Tags

CCSS.8.EE.A.1

Which number is equal to $10^{-3}$  ?

• -1,000

• -30

• 0.001

• 0.003

Tags

CCSS.8.EE.A.1

Which is the simplified form of the expression $\left(6^{-2}\cdot6^5\right)^{-3}$  ?

•  $6^{30}$  

•  $\frac{1}{6^9}$  

•  $6^0$  

•  $\frac{1}{6^{13}}$  

Tags

CCSS.8.EE.A.1

• 48 square feet

• 128 square feet

• 4,096 square feet

• 16,384 square feet

Tags

CCSS.7.EE.B.3

• All the powers have a value of 0 because the exponent is zero.

• All the powers have a value of 1 because the exponent is zero.

• All the powers have a value of –1 because the exponent is zero.

• All the powers have a fractional value because the exponent is zero.

Tags

CCSS.8.EE.A.1

Which number is greatest?

• $2.89\times10^{-8}$

• $1.997\times10^2$

• $8.9\times10^{-6}$

• $5\times10^{-6}$

Tags

CCSS.8.EE.A.3

• -20

• -9

• 9

• 20

Tags

CCSS.8.EE.A.1

• $2\times10^{-8}$

• $2\times10^{-3}$

• $2\times10^{16}$

• $2\times10^{48}$

Tags

CCSS.8.EE.A.4

• $m^5$

• $5m$

• $5^m$

• $m+5$

Tags

CCSS.6.EE.A.1