$\frac{8m^3-12m^2+6m-1}{4m^2-1}\cdot\frac{2m^2+m}{4m^2-2}$

$\log_{25}\left(1\right)$

$4+\left(-3+4-3\right)+4-\left(-8+3+2\right)$

$17\:\le5b\:+\:2$

$\int-7\sin^{3}\left(x\right)\cos^{2}\left(x\right)dx$

$\frac{1}{\sec^2\left(24\right)}-\frac{1}{\tan^2\left(24\right)\tan^2\left(66\right)}$

$\frac{d}{dx}x^3-3kxy+y^3$