a. Express 4 sin cos 2 in the form (sin + a) 2 + b. b.
Question:
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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a Starting with 4sin cos2 4sin 1sin2 using the identity cos2 1sin2 ...View the full answer
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Related Book For
Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook
ISBN: 9781108407144
1st Edition
Authors: Sue Pemberton, Julian Gilbey
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