A square has side length x cm and area Acm 2 . The area is increasing at

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A square has side length x cm and area Acm².
The area is increasing at a constant rate of 0.03cm²s⁻¹.
Find the rate of increase of x when A = 25.

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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 11:25 PM

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A square has side length x cm and area Acm 2 . The area is increasing at

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start by using the formula for the area of a square which is A x2 whe...View the full answer

Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

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