Write with positive exponents. Simplify if possible.
-$243 ^ { - 4 / 5 }$
A) not a real number
B) 81
C) $- \frac { 1 } { 81 }$
D) $\frac { 1 } { 81 }$

Name: Write with positive exponents. Simplify if possible. -$243 ^ { - 4 / 5 }$ A) not a real number B) 81 C) $- \frac { 1 } { 81 }$ D) $\frac { 1 } { 81 }$
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Question

Quizplus · Accepted Answer

The expression $243^{-4/5}$ can be simplified by recognizing that 243 is $3^5$, so the expression becomes $(3^5)^{-4/5}$. Simplifying this gives $3^{-4}$, which is $\frac{1}{3^4} = \frac{1}{81}$.

Write with Positive Exponents 243−4/5243 ^ { - 4 / 5 }243−4/5

Write with Positive Exponents $243 ^ { - 4 / 5 }$