$3x-2\ge3$

$\left(\frac{1}{1+sin\:x}\right)+\left(\frac{1}{1-sin\:x}\right)-2$

$\int xe^{\frac{-x}{2}}dx$

$\int\frac{6x^2+2x}{\left(x+3\right)\left(x-1\right)\left(x-5\right)}dx$

$2y^2+2y+4y^2$

$\sin^3\left(x\right)+\sin\left(x\right)\cos^2\left(y\right)=\sin\left(x\right)$

$\cos\left(19\right)\cos\left(36\right)+\sin\left(19\right)\cos\left(54\right)$