int x((3cos2x-1)/(sec2x+1))dx

Evaluate: int x((sec2x-1)/(sec2x+1))dx

int x((sec2x-1)/(sec2x+1))dx

intx((sec2x-1)/(sec2x+1))dx

int (cos 2x-1)/(cos 2x+1) dx =

Evaluate int( sec2x-1)/(sec2x+1)dx

Evaluate int( sec2x-1)/(sec2x+1)dx

int(cos4x-1)/(cot x-tan x)dx is equal to (A)(1)/(2)ln|sec2x|-(1)/(4)cos^(2)2x+c(B)(1)/(2)ln|sec2x|+(1)/(4)cos^(2)x+c(C)(1)/(2)ln|cos2x|-(1)/(4)cos^(2)2x+c(D)(1)/(2)ln|cos2x|+(1)/(4)cos^(2)x+c