Math Chapter Wise Hyperbolic And Logarithmic Function Of A Complex Variable English MCQ PGT 2005 Q.sinh–1 (cot θ) is equal to: Alog (cot θ+cosec θ) Blog (cot θ–cosec θ) Clog (cosθ+sinθ) Dlog (cos θ–sinθ) Show answer Correct answer: log (cot θ+cosec θ)