Math Chapter Wise question with answer

Q01 If 2 cos x f(x), 1 sin x = + then the value of f 3f ' 4 4 π − is English · UP. PCS (Pre)1994 UP TGT-2016 (08-03-2019) Q02 If f(x) cosx sinx = − = − then f ' 3 π is equal to: English · KVS PGT 23-12-2018 Q03 If solution of the equation 7 cos x + 5 sin x = 2k + 1 is possible, then the number of integral values of k is English · PGT 2004 Q04 If y = 4 sin2 θ–cos2θ, then y lies in the interval English · (GIC) Lecturer exam, 2015 Q05 The values of x satisfying 2 2 sin x cos x 2 2 1 − = − = are: English · KVS PGT 23-12-2018 Q06 The function () () 2 -1 1+ x f x = cos sinx +sin 2x defined, if English · TGT 2011