" (iii) "sin{2cos^(-1)((-3)/(5))}

cos sin ^(-1)((3)/(5))

sin [cos ^ (- 1) ((3) / (5))]

sin(2 cos^(-1). 3/5)=

Evaluate: sin [2cos^(-1) ((-3)/(5))]

Simplify (i) sin(pitan{cot^(-1)((-2)/3)}) (ii) sin(2"tan"^(-1)1/2) (iii) cos(2cos^(-1)(1//5)+sin^(-1)(1//5))

Simplify (i) sin(pitan{cot^(-1)((-2)/3)}) (ii) sin(2"tan"^(-1)1/2) (iii) cos(2cos^(-1)(1//5)+sin^(-1)(1//5))