Thursday’s quiz

Quiz 10 Mixed Review

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13-4-51/3
21-324

Given the table above and g(x) = h3 (f(x)), what is g(2)?

2. A particle P is moving along x-axis and its position is given by p(t) = t3 -6t2 . A particle Q is moving along y-axis and its position is given by q(t). At time t=3, q(3) =2 and q’(3) =5

a) For 0 ≤ t ≤ 8, when is particle t moving in the negative direction?

b) How is the distance PQ changing at t=3?

4/16/2020

I am sorry for the late post, but tomorrow is my husband’s birthday and I have to get ready for it.

As I am looking at your daily quizzes I noticed many “silly” mistakes. Let’s work towards accuracy, so double check your work, make sure it is organized and readable, and then turn it in.

Here is today’s quiz https://iblog.dearbornschools.org/math/quiz-4-applications-of-derivatives/

This problem is just for fun :

Fresh coffee is draining from an conical filter with a diameter(D) of 5 inches and a heigh(H) of 6 inches at a rate of 13 cubic inches per minute. It is draining into a coffee pot that has a diameter(C) of 5 inches. Assuming that no more water is being poured into the filter, find the following when the water level is 4 inches deep in the filter.

(A) At what rate is the water level in the filter falling?

(B) At what rate is the coffee level in the coffee pot rising?