Simplify the expression. Write the result without using negative exponents. (Assume all variables represent nonzero real numbers.)
-$\left(3 m^{4} n^{-2}\right)^{2}$
A) $\frac{3 m^{8}}{n^{4}}$
B) $3 m^{8} n^{4}$
C) $9 m^{8} n^{4}$
D) $\frac{9 m^{8}}{n^{4}}$

Question

Quizplus · Accepted Answer

When simplifying the expression $\left(3 m^{4} n^{-2}\right)^{2}$, you square each factor inside the parentheses, resulting in $9 m^{8} n^{-4}$. To write without negative exponents, this becomes $\frac{9 m^{8}}{n^{4}}$.

Simplify the Expression (3m4n−2)2\left(3 m^{4} n^{-2}\right)^{2}(3m4n−2)2 A) 3m8n4\frac{3 m^{8}}{n^{4}}n43m8​ B) 3m8n43 m^{8} n^{4}3m8n4

Simplify the Expression $\left(3 m^{4} n^{-2}\right)^{2}$ A) $\frac{3 m^{8}}{n^{4}}$ B) $3 m^{8} n^{4}$