f((1-cos2x)/(1+cos2x))" p.that "(dy)/(dx)=2cosec2x

y=(1)/(2)log((1-cos2x)/(1+cos2x)), prove that (dy)/(dx)=2csc2x

If y,=(1)/(2)log((1-cos2x)/(1+cos2x)), prove that (dy)/(dx),=2cos ec2x

If y=1/2log((1-cos2x)/(1+cos2x)) , prove that (dy)/(dx)=2\ cos e c\ 2x

If y=1/2log((1-cos2x)/(1+cos2x)),p rov et h a t(dy)/(dx)=2cos e c2x

If y sqrt((1-cos2x)/(1 + cos2x))" then " dy/dx = 0

If pi/2

int (1-cos2x)/(1+cos2x)dx =

if y=sqrt((1-cos x )/(2)) , the n prove that (dy)/(dx)=1/2cos" x/2.

Ify,=sqrt(((1+cos x)/(2))), provethat (dy)/(dx)=-(1)/(2)(sin x)/(2) If y,=sqrt((1+sin x)/(1-sin x)), prove that cos x(dy)/(dx)=y