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Factor
- x5+10x4+21x3x ^ { 5 } + 10 x ^ { 4 } + 21 x ^ { 3 }

Question 11

Multiple Choice

Factor.
- x5+10x4+21x3x ^ { 5 } + 10 x ^ { 4 } + 21 x ^ { 3 }


A) x7(x2+10x+21) x ^ { 7 } \left( x ^ { 2 } + 10 x + 21 \right)
B) x3(x+7) (x3) x ^ { 3 } ( x + 7 ) ( x - 3 )
C) x3(x7) (x+3) x ^ { 3 } ( x - 7 ) ( x + 3 )
D) x3(x+7) (x+3) x ^ { 3 } ( x + 7 ) ( x + 3 )

Correct Answer:

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