Multiply.
-$8 a \cdot 4 a ^ { 2 }$
A) $8 a + 4 a ^ { 2 }$
B) $12 a ^ { 3 }$
C) $32 a ^ { 4 }$
D) $32 \mathrm { a } ^ { 3 }$

Name: Multiply. -$8 a \cdot 4 a ^ { 2 }$ A) $8 a + 4 a ^ { 2 }$ B) $12 a ^ { 3 }$ C) $32 a ^ { 4 }$ D) $32 \mathrm { a } ^ { 3 }$
Brand: Quizplus
Rating: 4.8 (35 reviews)

Question

Quizplus · Accepted Answer

When multiplying powers with the same base, you add the exponents. Thus, $8a \cdot 4a^2 = 32a^{1+2} = 32a^3$.

Multiply - 8a⋅4a28 a \cdot 4 a ^ { 2 }8a⋅4a2

Multiply
- $8 a \cdot 4 a ^ { 2 }$