$$9a^{4}b^{4}-25p^{4}a^{4}$$

$$\int\left(\frac{x^2}{\sqrt{x+8}}\right)dx$$

$$\frac{1}{3}ln\left(2x-1\right)+\frac{7}{6}ln\left(x+1\right)-\frac{1}{2}ln\left(x-1\right)$$

$$\int\left(2x\:+7\right)^3dx$$

$$x^2-4x-16=0$$

$$1605+362$$

$$\frac{4}{0.32}$$