Question
If 2sin y + cos y = √3 sin y, then find the value of
tan ySolution
2sin y + cos y = √3 sin y siny (√3-2) = cos y tan y = 1/ (√3-2) tany = (√3+2) / (√3+2) × (√3-2) tany = √3 + 2 The value of tany is √3 + 2.
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