$$\left(x-10\right)^3$$

$$\int\frac{1}{\left(-5-6x-x^2\right)^{\frac{5}{2}}}dx$$

$$3\sin^2\left(a\right)-1=2-3\cos^2\left(a\right)$$

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

$$10-7.5$$

$$20^3+60x^2-80$$

$$\frac{x^7}{x^{14}}$$