All edges of a cube are expanding at a rate of centimeters per second. How fast is the volume changing when each edge is centimeters?
A) $486 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
B) $72 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
C) $36 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
D) $108 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
E) $162 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$

Question

All edges of a cube are expanding at a rate of centimeters per second. How fast is the volume changing when each edge is centimeters? 
A) $486 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
B) $72 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
C) $36 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
D) $108 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
E) $162 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$

Quizplus · Accepted Answer

The Answer of All edges of a cube are expanding at a rate of centimeters per second. How fast is the volume changing when each edge is centimeters? 
A) $486 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
B) $72 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
C) $36 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
D) $108 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$
E) $162 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$

All Edges of a Cube Are Expanding at a Rate 486 cm3/sec486 \mathrm {~cm} ^ { 3 } / \mathrm { sec }486 cm3/sec

All Edges of a Cube Are Expanding at a Rate $486 \mathrm {~cm} ^ { 3 } / \mathrm { sec }$