RS Aggarwal - Mathematics

Book: RS Aggarwal - Mathematics

Chapter: 4. Inverse Trigonometric Functions

Subject: - Class 12th

Q. No. 42 of Objective Questions

Listen NCERT Audio Books - Kitabein Ab Bolengi

42

Mark the tick against the correct answer in the following:


To Find: The value of sin (2)


Let , x =


sin x =


We know that ,cos x =


=


=


Now since, x = ,hence sin (2) becomes sin(2x)


Here, sin(2x)= 2 sin x cos x


=2


=

1

Chapter Exercises

More Exercise Questions