$\left(0.3\left|15\right|+2\right)\left(x+3\right)^2$

$m^2y^2\:-\:7xy^2+\:m^2z^2\:-\:7xz^2$

$x^2-2x-10=0$

$\int_0^6\left(\frac{9x^2-1}{9x+3}\right)dx$

$\lim_{x\to1}\left(\frac{cos\left(\pi x\right)}{\sqrt{x}-1}\right)$

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

$\frac{3}{4}x+4=22$