Class 12 Maths – RD Sharma Chapter 4 : Inverse Trigonometric Function Exercise 4.12 Solutions (Step-by-Step Guide)

RD Sharma Chapter 4 : Inverse Trigonometric Function Exercise 4.12 Solution

1. Evaluate : cos(sin^-1(3/5) + sin^-1(5/13)) Watch Solution
2. Prove the result : sin^-1(63/65) = sin^-1(5/13) + cos^-1(3/5) Watch Solution
3. Prove the result : sin^-1(5/13) + cos^-1(3/5) = tan^-1(63/16) Watch Solution
4. Prove the result : (9π/8) – (9/4)sin^-1 (1/3) = (9/4)sin^-1(2√2/3) Watch Solution
5. Solve : sin^-1(x) + sin^-1(2x) = π/3 Watch Solution
6. Solve : cos^-1(x) + sin^-1(x/2) – π/6 = 0 Watch Solution