Math Chapter Wise question with answer

Q01 If cos(α + β) = 4 5 and sin (α – β) = 5, 13 where 0 ≤ α, β ≤ ' 4 π then tan 2α is equal to: English · EMRS PGT-2023 Q02 If tanA = n tan B and sin A = m sin B, then cos2 A is equal to: English · Haryana TGT 2019 Q03 If 3 cos(A B) 5 + = + = and 5 sin(A B) 13 − = − =, where 0 ≤ A, B ≥, 4 π then tan 2B is equal to English · UP TGT-2016 (08-03-2019) Q04 If ((()) 1 tan A B 3 − = − = and ((()) tan A B 3, + = then the value of A and B are respectively: English · NVS PGT 10-06-2019 Q05 If 15 sin 17 θ = θ = then the value of cosθ and tanθ are- English · JDD-75-PGT TIER II-X-15 28.06.2015 Q06 For a triangle ABC with side a,b,c the product of tan A/2 and tan B/2 is English · Rajasthan TGT 2016