Factor the polynomial completely. $3 x ^ { 7 } + 3 x ^ { 8 } + 3 x ^ { 5 }$
A) $3 x ^ { 5 } \left( x ^ { 2 } + x ^ { 3 } + 3 \right)$
B) $3 x ^ { 5 } \left( x ^ { 2 } + x ^ { 3 } + x \right)$
C) $3 x ^ { 5 } \left( x ^ { 2 } + x ^ { 4 } + x \right)$
D) $3 x ^ { 5 } \left( x ^ { 2 } + x ^ { 3 } \right)$
E) $3 x ^ { 5 } \left( x ^ { 2 } + x ^ { 3 } + 1 \right)$

Question

Quizplus · Accepted Answer

We can factor out 3x^5 from each term to get: 
3x^5(x^2 + x^3 + 1)
This expression cannot be factored any further, so the answer is E.

Factor the Polynomial Completely 3x7+3x8+3x53 x ^ { 7 } + 3 x ^ { 8 } + 3 x ^ { 5 }3x7+3x8+3x5

Factor the Polynomial Completely $3 x ^ { 7 } + 3 x ^ { 8 } + 3 x ^ { 5 }$