Math Chapter Wise Exponential And Logarithmic Series English MCQ KVS PGT 2022 Q.If tanθ + secθ = ex, then cosθ is equal to: Ax x 2 e e− + Bx x e e 2 − Cx x e e 2 − + Dx x 2 e e− − Show answer Correct answer: x x 2 e e− +