Question

For these questions
gyazo.com/d0950b43c16f5cf91d2db25e4d527b68
gyazo.com/47b9c66487d55f11ba22b65fc2285cf9

The link you sent had 3t^8 - 2t^5 as the answer to the first one, what answer choice does that match up with?
Also, how do I find the answer for the water tank one? I can't seem to figure it out from the link you sent

Answer 1

Go back down, I just did the dV/dt for the tank

Answer 2

https://www.jiskha.com/questions/1786682/How-do-you-solve-these-two-questions-Answer-and-Explanation-Please-gyazo-com-d0950b43c16f5cf91d2db25e4d527b68#1829098

Answer 3

I think it is sin x^2 at x = t^3 - sin x^2 at x = t^2
= sin t^6 - sin t^4

Answer 4

not quite - don't forget the chain rule.

Answer 5

Yes, on the other thread I told the student to use your response.