Given y = tan1 (sin x cos x)/(cos x – sin x) Divide numerator and denominator by cos x y = tan1 (tan x 1)/(1 = tan1 tan (π/4 x) = (π/4 x) dy/dx = 1 Hence option (3) is the answer Was this answer helpful?WBJEE 09 If y=tan1 √(1sin x/1sin x), then the value of (dy/dx) at x=(π/6) is (A) (1/2) (B) (1/2) 1 (D) 1 Check Answer and Solution fExercise Set 33 121 49 y = 1 / tan x = cot x, dy/dx =csc 2 x 50 y = (tan1 x)1, dy/dx =(tan1 x)2 1 1 x 2 51 dy dx = e x x
12 Find Dy Dx If Y Tan 1frac 2x1 X2 Gauthmath
