a. Given that 2 sin x = cos (x 60), show that tan x = 1/4
Question:
a. Given that 2 sin x = cos (x − 60)°, show that tan x = 1/4− √3.
b. Hence solve, for 0 ≤ x ≤ 360°, 2 sin x = cos (x − 60°), giving your answers to 1 decimal place.
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cos x60 cos x cos 60 sin ...View the full answer
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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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