Perform the multiplication: $4 x ^ { 3 } ( 7 x )$
A)$11 x ^ { 4 }$
B) $11 x ^ { 3 }$
C) $28 x ^ { 3 }$
D) $28 x ^ { 4 }$

Name: Perform the multiplication: $4 x ^ { 3 } ( 7 x )$ A)$11 x ^ { 4 }$ B) $11 x ^ { 3 }$ C) $28 x ^ { 3 }$ D) $28 x ^ { 4 }$
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Question

Perform the multiplication: $4 x ^ { 3 } ( 7 x )$
A)$11 x ^ { 4 }$ 
B) $11 x ^ { 3 }$ 
C) $28 x ^ { 3 }$ 
D) $28 x ^ { 4 }$

Quizplus · Accepted Answer

When multiplying $4x^3$ by $7x$, you multiply the coefficients (4 and 7) to get 28, and add the exponents of $x$ (3 and 1) to get 4, resulting in $28x^4$.

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Perform the Multiplication $4 x ^ { 3 } ( 7 x )$