Let $V = \frac { 4 } { 3 } \pi r ^ { 3 }$ If $\frac { d r } { d t } = 2$ when $r = 1 \text {, }$ then $\frac { d V } { d t }$ is
A) $16 \pi$
B) $12 \pi$
C) $8 \pi$
D) $4 \pi$
E) $2 \pi$

Name: Let $V = \frac { 4 } { 3 } \pi r ^ { 3 }$ If $\frac { d r } { d t } = 2$ when $r = 1 \text {, }$ then $\frac { d V } { d t }$ is A) $16 \pi$ B) $12 \pi$ C) $8 \pi$ D) $4 \pi$ E) $2 \pi$
Brand: Quizplus
Rating: 4.8 (28 reviews)

Question

Quizplus · Accepted Answer

The Answer is C

Let V=43πr3V = \frac { 4 } { 3 } \pi r ^ { 3 }V=34​πr3

Let $V = \frac { 4 } { 3 } \pi r ^ { 3 }$