`(3sintheta-sin3theta)/(3costheta+cos3theta)=`

Prove that (sin 3theta-sintheta)/(costheta-cos3 theta)=cot2 theta

Prove that (sintheta-2sin^3theta)/(2cos^3theta-costheta)=tantheta .

Prove that tantheta=(sintheta-2sin^3theta)/(2cos^3theta-costheta)

(sintheta-2sin^3theta)/(2cos^3theta-costheta) = …………….

Prove the following (sintheta-2sin^3theta) /(2cos^3theta-costheta) =tantheta

Prove that (frac(sintheta-2sin^3theta)(2cos^3theta-costheta))=tantheta

Find the number of solution of the equation (2sintheta-sin3theta)/(1+costheta)+(3costheta+cos3theta)/(1-sintheta)=4sqrt(2)cos(theta+(pi)/(4)) in the interval (-10pi,8pi].

Show that [(costheta -cos3theta)(sin8theta+sin2theta)]/[(sin5theta -sintheta)(cos4theta-cos6theta)]=1 .

(sin3theta-cos3theta)/(sintheta+costheta)+1 =