Prove that $\frac{\sin^2\left(x\right)}{\cos^2\left(x\right)}=\tan^2\left(x\right)$sin2(x)cos2(x)=tan2(x).
Prove that $\frac{\sin x}{\cos x\tan x}=1$sinxcosxtanx=1
Prove the following identity.
$\sin A\times\cos A\times\tan A=\sin^2\left(A\right)$sinA×cosA×tanA=sin2(A)
Prove that $\frac{\tan x\cos x}{\sin x}=1$tanxcosxsinx=1.