Answer
$64a^8b^{10}$
Work Step by Step
Using $(cx^a)^b=c^bx^{ab}$, the given expression, $
(-8a^4b^5)^2
,$ simplifies to
\begin{array}{l}\require{cancel}
(-8)^2
a^{4(2)}b^{5(2)}
\\\\=
64a^8b^{10}
.\end{array}
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.