1 + sin x37.[CBSE 1996C]-Sin x

int(sin((5x)/2))/(sin((x)/(2))) dx is euqal to (A) x + 2 sin x + sin 2x +C (B) x +2 cos x + sin 2x +C (C) x - 2sin x + sin 2x +C (D) x + 2 sin x - sin 2x + C

The value of the integral int(cos^(3)x+cos^(5)x)/(sin^(2)x+sin^(4)x)dx is (A) sin x-6tan^(-1)(sin x)+C(B)sin x-2(sin x)^(-1)+C(C)sin x-2(sin x)^(-1)+6tan^(-1)(sin x)+C(D)sin x-2(sin x)^(-1)+5tan^(-1)(sin x)+C

Show that : int sin 7 x sin 3x dx = 1/8 sin 4x - 1/20 sin 10 x + c

int (cos x - sin x)/ (1+2 sin x cos x ) dx is equal to a) - 1/(cos x- sin x)+c b) (cos x + sin x)/(cos x- sin x)+c c) - 1/(cos x+ sin x)+c d) x_1/(sin x+ cos x)+c

int sqrt(1+sin2x)dx(A)cos x+sin x+C(B)cos x-sin x+C(C)-cos x+sin x+C(D)-cos x-sin x+C

If y = sin x[1/(sin x.sin 2x) + 1/(sin 2x .sin 3x) +...+ 1/(sin nx sin(n + 1)x)] then (dy)/(dx) =

Prove : int sin x sin 2x cos 3x dx = 1/4 ((sin 2x)/2 + (sin 4x)/4 - (sin 6x)/6- x ) + c

Prove : int sin^(2) x cos 2x dx = 1/4 ( sin 2 x - (sin 4x)/4 - x) + c