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2001 Maths Extension 1 HSC Q3c Prove trigonometric identity & hence solve equation sin(3θ)=2sin(θ)
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Source: © Board of Studies New South Wales
Disclaimer - This sample solution is intended as a guide only and does not necessarily represent the best way to answer the question nor is there any guarantee of accuracy.
Disclaimer - This sample solution is intended as a guide only and does not necessarily represent the best way to answer the question nor is there any guarantee of accuracy.
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