Math Chapter Wise Sets, Relations And Functions English MCQ KVS PGT 23-12-2018 Q.The values of x satisfying 2 2 sin x cos x 2 2 1 − = − = are: Ak,k I π ∈ B() 2k 1,k I + π ∈ C1 k,k I 2 + π ∈ D1 2k,k I 2 + π ∈ Show answer Correct answer: 1 k,k I 2 + π ∈