If cos (α + β) = 4/5 and sin (α – β) = 5/13, where α ,β lie between 0 & π/4, find the value of tan2α

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If cos ( α + β ) = 4/5 , sin ( α - β ) = 5/13 and α , β lie between 0 and π 4 , then find tan 2 α

If cos (α+β)=4/5 and sin (α-β)=5/13, where α lie between 0 and π/4, find the value of tan 2 α [Hi...

If cos (α+β)=4/5, sin (α-β)=5/13 and α, β lie between 0 and π / 4, find tan 2 α. (1979,4 M)

If cos (α+β)=4/5 ; sin (α-β)=5/13&α, β lie between 0 &π/4, then find the value of tan 2 α P

If cos⁡(α+β)=4⁄5 and sin⁡(α-β)=5⁄13, where α lie between 0 and π⁄4, find the value of tan⁡2α.

Class 11 || Maths || Trigonometric Functions || If cos(α+β)=4/5,sin(α-β)=5/13 prove that tan2α=56/33

let cos(a+b)=4/5 and let sin(a-b)=5/13, where a, b lies in [0, pie/4] then tan 2a is equal to

Let ` cos (alpha+beta) = 4/5` and `sin(alpha-beta)=5/13 ` where `0 lt= alpha,beta lt= pi/4` the...