Evaluate the expression. $4 ^ { - 3 }$
A) $- \frac { 1 } { 256 }$
B) $- \frac { 1 } { 64 }$
C) $\frac { 1 } { 64 }$
D) $\frac { 1 } { 256 }$
E) $\frac { 1 } { 512 }$

Name: Evaluate the expression. $4 ^ { - 3 }$ A) $- \frac { 1 } { 256 }$ B) $- \frac { 1 } { 64 }$ C) $\frac { 1 } { 64 }$ D) $\frac { 1 } { 256 }$ E) $\frac { 1 } { 512 }$
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Question

Quizplus · Accepted Answer

A negative exponent means that the base (in this case, 4) is on the denominator of a fraction and the exponent is positive. So, $4^{-3} = \frac{1}{4^3} = \frac{1}{64}$.

Evaluate the Expression 4−34 ^ { - 3 }4−3 A) −1256- \frac { 1 } { 256 }−2561​

Evaluate the Expression $4 ^ { - 3 }$ A) $- \frac { 1 } { 256 }$