Exercise 4.12 Archives - Noon Academy

Exercise 4.12

$\text { Evaluate: } \text { Cos }\left(\sin ^{-1} 3 / 5+\sin ^{-1} 5 / 13\right)$

CBSE, Class 12, Exercise 4.12, Inverse Trigonometric Functions, Maths, RD Sharma

Given Cos (sin -1 3/5 + sin-1 5/13)