Math Chapter Wise Trigonometrical Identities And Circular Function English MCQ GIC Lecturer Exam-2015 Q.The value of -1 1 5 tan cos 2 3 is A3 5 B() 1 3 5 2 − C3 5/+ D() 1 3 5 2 + Show answer Correct answer: () 1 3 5 2 −