Asked by Anonymous
All edges of a cube are expanding at a rate of 8 centimeters per second.
(a) How fast is the volume changing when each edge is 4 cm?
(b) How fast is the volume changing when each edge is 10 cm?
Kind of confused...
V = x^3
dx/dt = 8
dV/dt = 3x^2 dx/dt
(a) When x = 4, ???
(b) When x = 10, ???
(a) How fast is the volume changing when each edge is 4 cm?
(b) How fast is the volume changing when each edge is 10 cm?
Kind of confused...
V = x^3
dx/dt = 8
dV/dt = 3x^2 dx/dt
(a) When x = 4, ???
(b) When x = 10, ???
Answers
Answered by
bobpursley
a) dVdt=3x^2 dx/dt
=2(16)(8) cm^3/sec
=2(16)(8) cm^3/sec
Answered by
.
256
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.