Simplify the expression.
-$\frac { 5 x ^ { 2 } + 15 x ^ { 3 } } { 3 x + 9 x ^ { 2 } }$
A) $\frac { 5 + 15 x ^ { 3 } } { 3 x + 9 }$
B) $\frac { 5 x ^ { 2 } + 15 x ^ { 3 } } { 3 x + 9 x ^ { 2 } }$
C) $\frac { 5 x } { 3 }$
D) $\frac { 5 } { 3 }$

Question

Quizplus · Accepted Answer

First, factor out the common terms in both the numerator and the denominator. The numerator can be factored as $5x^2(1 + 3x)$, and the denominator can be factored as $3x(1 + 3x)$. Canceling out the common terms $(1 + 3x)$ and $3x$ gives $\frac{5x}{3}$.

Simplify the Expression 5x2+15x33x+9x2\frac { 5 x ^ { 2 } + 15 x ^ { 3 } } { 3 x + 9 x ^ { 2 } }3x+9x25x2+15x3​

Simplify the Expression $\frac { 5 x ^ { 2 } + 15 x ^ { 3 } } { 3 x + 9 x ^ { 2 } }$