a Express 4 sin cos 2 in the form (sin a) 2 b b Hence, state the maximum and minimum values of 4sin cos 2 , for the domain 0 2 ...

a Starting with 4sin cos2 4sin 1sin2 using the identity cos2 1sin2 ...

a. Express 4 sin cos 2 in the form (sin + a) 2 + b. b.

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a. Express 4 sinθ − cos²θin the form (sinθ + a)² + b.
b. Hence, state the maximum and minimum values of 4sinθ − cos²θ , for the domain 0 ≤ θ ≤ 2π.

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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 06:36 AM

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a. Express 4 sin cos 2 in the form (sin + a) 2 + b. b.

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Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook

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