" P) "1quad -quad 8^(@)*cos2x cos4x cos6x

cos2x-cos8x+cos6x=1

1+ cos 2x+ cos4x + cos 6x=

int cos2x*cos4x*cos6xdx

int cos2x*cos4x*cos6x dx

Prove that 1 + cos 2x + cos 4x + cos 6x = 4 cos x cos 2x cos 3x

Prove that 1 + cos 2x + cos 4x + cos 6x = 4 cos x *cos 2x *cos 3x .

The value of int_( sin )x cos x cos2x cos4x cos8x cos16x)dx is int(sin x cos x cos2x cos4x cos8x cos16x)dx is equal to

The general solution of the equation 8 cos x cos 2x cos 4x=sin 6x/sinx is

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

Find the integrals of the functions cos2x cos4x cos6x