Asked by Anonymous
The radius of a circle is increasing at a rate of 3 ft/min. If the radius is 0 when the time is 0, how fast is the circle's area changing when time is at 10 minutes?
Answers
Answered by
Steve
dr/dt = 3
r = 3t + c
since r(0) = 0,
r = 3t
a = πr^2
da/dt = 2πr dr/dt
...
r = 3t + c
since r(0) = 0,
r = 3t
a = πr^2
da/dt = 2πr dr/dt
...
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.