Multiply and simplify.
-$\left(mn^{4}\right)\left(m^{2} n^{7}\right)$
A) $m^{2} n^{11}$
B) $m^{2} n^{28}$
C) $2 m^{3} 2 n^{11}$
D) $m^{3} n^{11}$

Name: Multiply and simplify. -$\left(mn^{4}\right)\left(m^{2} n^{7}\right)$ A) $m^{2} n^{11}$ B) $m^{2} n^{28}$ C) $2 m^{3} 2 n^{11}$ D) $m^{3} n^{11}$
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Question

Quizplus · Accepted Answer

When multiplying powers with the same base, you add the exponents. Thus, $m \times m^{2} = m^{1+2} = m^{3}$ and $n^{4} \times n^{7} = n^{4+7} = n^{11}$, giving $m^{3} n^{11}$.

Multiply and Simplify (mn4)(m2n7)\left(mn^{4}\right)\left(m^{2} n^{7}\right)(mn4)(m2n7) A) m2n11m^{2} n^{11}m2n11 B) m2n28m^{2} n^{28}m2n28 C) 2m32n112 m^{3} 2 n^{11}2m32n11

Multiply and Simplify $\left(mn^{4}\right)\left(m^{2} n^{7}\right)$ A) $m^{2} n^{11}$ B) $m^{2} n^{28}$ C) $2 m^{3} 2 n^{11}$