Solve, in the interval 0 < 360, the following equations. Give your answers to 1
Question:
Solve, in the interval 0 ≤ θ < 360°, the following equations. Give your answers to 1 d.p.
a. 3 cos θ = 2 sin (θ + 60°)
b. sin (θ + 30°) + 2 sin θ = 0
c. cos (θ + 25°) + sin (θ + 65°) = 1
d. cos θ = cos (θ + 60°)
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Related Book For
Pearson Edexcel A Level Mathematics Pure Mathematics Year 2
ISBN: 9781292183404
1st Edition
Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran
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