Oil is poured onto a flat surface and a circular patch is formed The radius of the patch increases at a rate of 2r cms 1 Find the rate at which the area is increasing when the circumference is 8cm ...

Lets first use the formula for the circumference of a circle to find the radius when the ci ...

Oil is poured onto a flat surface and a circular patch is formed. The radius of the

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Oil is poured onto a flat surface and a circular patch is formed.
The radius of the patch increases at a rate of 2√r cms⁻¹.
Find the rate at which the area is increasing when the circumference is 8πcm.

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Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

ISBN: 9781108407144

1st Edition

Authors: Sue Pemberton, Julian Gilbey

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Question Posted: Mar 10, 2023 11:24 PM

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Oil is poured onto a flat surface and a circular patch is formed. The radius of the

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Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

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