If α, βϵ(0, π2) satisfy the following simultaneous equation 2 sin – InterviewSolution

1.	If α, βϵ(0, π2) satisfy the following simultaneous equation 2 sin 2β=3 sin 2α and tanβ=3 tan α, then the value of (8 cos 2α) is ___
Answer» If $α, β ϵ (0, \frac{π}{2})$ satisfy the following simultaneous equation $2 s i n 2 β = 3 s i n 2 α a n d t a n β = 3 t a n α$ , then the value of ( $8 c o s 2 α)$ is ___

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