$\int\:\left(\frac{2}{x^2}+\frac{1}{x}+3x-\frac{4}{5}\right)dx$

$f\left(x\right)=\sqrt{u\left(x\right)}$

$x\left(1+y\right)dx+x^3\left(1-y\right)dy=0$

$\int\left(x^4\left(x^5-6\right)^{15}\right)dx$

$\frac{\csc^3\left(x\right)\cos^2\left(x\right)}{\cot^3\left(x\right)}$

$3x+2\ge-4$

$\left(17ab\right)\left(-4b^2\right)$