$\int\frac{sin2x}{\left(sinx\right)^{\frac{4}{3}}}dx$

$\frac{\sec\left(x\right)+1}{\sec\left(x\right)-1}+\frac{\cos\left(x\right)+1}{\cos\left(x\right)-1}=0$

$\frac{d^2y}{dx^2}y=\frac{ax+b}{ax-b}$

$8x^2-6x-2$

$\sin\left(x+\frac{3\pi}{2}\right)=-\cos x$

$1-2sin^2\theta\:=cos^2\theta\:-sin^2\theta\:$

$\frac{x^3}{x-3}$