Multiply.
-$( 3 z + 10 ) ^ { 2 }$
A) $3 z ^ { 2 } + 100$
B) $9 z ^ { 2 } + 100$
C) $9 z ^ { 2 } + 60 z + 100$
D) $3 z ^ { 2 } + 60 z + 100$

Name: Multiply. -$( 3 z + 10 ) ^ { 2 }$ A) $3 z ^ { 2 } + 100$ B) $9 z ^ { 2 } + 100$ C) $9 z ^ { 2 } + 60 z + 100$ D) $3 z ^ { 2 } + 60 z + 100$
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Question

Quizplus · Accepted Answer

To multiply $(3z + 10)^2$, apply the formula $(a + b)^2 = a^2 + 2ab + b^2$, where $a = 3z$ and $b = 10$. This results in $9z^2 + 60z + 100$.

Multiply - (3z+10)2( 3 z + 10 ) ^ { 2 }(3z+10)2

Multiply
- $( 3 z + 10 ) ^ { 2 }$