Practicing Success
The volume of a cube is increasing at a rate of 9 cubic centimeter per second. Then rate of change of surface area when the length of an edge is 10 centimeter is: |
36.6 cm2/s 0.36 cm2/s 36 cm2/s 3.6 cm2/s |
3.6 cm2/s |
The correct answer is Option (4) → 3.6 cm2/s |