$\left(5x+2y+3z\right)^2$

$\frac{\left(3x^3-27\right)}{x+2}$

$\sqrt{30x^9}\sqrt{30x}$

$8\:-\:\left(\:7\:-\:8\:\right)=\left\{\right\}$

$\:f\left(x\right)\:\:=\:\:3\:\cdot\:x^2\:-\:2\:y\:g\left(x\right)\:\:\:2\cdot\:x\:-\:1\:\left(\:\frac{f}{g}\right)\:\left(4\right)\:$

$\int\frac{x}{\sqrt[3]{1-2x}}dx$

$\left(\sqrt{k^2+1}\right)\left(\sqrt{26}\right)$