Simplify the expression without a calculator. $3 ^ { - 6 }$
A) $\frac { 1 } { 730 }$
B) $\frac { 1 } { 728 }$
C) $\frac { 1 } { 731 }$
D) $\frac { 1 } { 729 }$
E) $\frac { 1 } { 732 }$

Question

Quizplus · Accepted Answer

When the exponent of a number is negative, we can flip the number and make the exponent positive. Therefore, $3^{-6}=\frac{1}{3^6}=\frac{1}{729}$. The answer is choice D.

Simplify the Expression Without a Calculator 3−63 ^ { - 6 }3−6

Simplify the Expression Without a Calculator $3 ^ { - 6 }$