Mathematics
Mathematics, 06.01.2020 06:31, aceves5493

A) find the average rate of change of the area of a circle with respect to its radius r as r changes from 4 to each of the following.

(i) 4 to 5

(ii) 4 to 4.5

(iii) 4 to 4.1

(b) find the instantaneous rate of change when r = 4.

a'(4) =

answer
Answers: 3

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