Perform the indicated operation. Simplify if possible.
-$\frac { x ^ { 2 } + x } { 3 } \cdot \frac { 9 } { x + 1 }$
A) $3 x ^ { 2 }$
B) $\frac { 3 x ^ { 2 } + 3 x } { x + 1 }$
C) $\frac { x } { 3 }$
D) $3 x$

Question

Quizplus · Accepted Answer

The expression simplifies by canceling $x + 1$ in the numerator and denominator, then multiplying the remaining terms: $\frac{x(x+1)}{3} \cdot \frac{9}{x+1} = \frac{9x}{3} = 3x$.

Perform the Indicated Operation x2+x3⋅9x+1\frac { x ^ { 2 } + x } { 3 } \cdot \frac { 9 } { x + 1 }3x2+x​⋅x+19​

Perform the Indicated Operation $\frac { x ^ { 2 } + x } { 3 } \cdot \frac { 9 } { x + 1 }$