Simplify the polynomial. $9 x ^ { 2 } + 4 x - 3 x - 3 + 5 x ^ { 2 }$
A) $4 x ^ { 2 } + 4 x + 3$
B) $14 x ^ { 2 } - x + 3$
C) $14 x ^ { 2 } + 7 x - 3$
D) $14 x ^ { 2 } + x - 3$
E) $4 x ^ { 2 } + 3 x - 3$

Question

Quizplus · Accepted Answer

First, combine like terms: $9x^2 + 5x^2 = 14x^2$, $4x - 3x = x$, and $-3$ remains unchanged. This simplifies to $14x^2 + x - 3$.

Simplify the Polynomial 9x2+4x−3x−3+5x29 x ^ { 2 } + 4 x - 3 x - 3 + 5 x ^ { 2 }9x2+4x−3x−3+5x2

Simplify the Polynomial $9 x ^ { 2 } + 4 x - 3 x - 3 + 5 x ^ { 2 }$