$dy=cos\left(x\right)dx$

$-\int x^2\left(x^3-1\right)^{10}dx$

$1+\cos\left(z\right)=\frac{3+4\cos\left(z\right)}{2}$

$-\frac{32}{81}\left[\left(\frac{\sqrt{4-9\left(\frac{2}{3}\right)^2}}{\frac{2}{3}}\right)^3-\left(\frac{\sqrt{4-9\left(\frac{2}{3}\right)^2}}{\frac{2}{5}}\right)^5\right]$

$-3\cdot25$

$\sqrt{\frac{5}{4}}x^2\left(5\right)$

$90+-14+20+-6+-4+-5+30$