simplify. (8z)^2 write your answer without parentheses.

Explanation:

Step1: Apply power - of - a - product rule

$(ab)^n=a^n\times b^n$. Here $a = 8$ and $b=z$ and $n = 2$. So $(8z)^2=8^2\times z^2$.

Step2: Calculate $8^2$

$8^2=8\times8 = 64$.

Answer:

$64z^2$