$$\lim_{x\to\frac{1}{5}}\left(\frac{x\cdot\cos\left(\pi x\right)}{e^x-\sqrt{e}}\right)$$

$$\left(-79\right)\cdot\left(-1\right)$$

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

$$\int_0^2\left(x^3-3x^2+3x-\left(x\right)\right)dx$$

$$\left(\frac{2}{3}x^{3}y^{2}+\frac{3}{4}x\right)^{3}$$

$$\left(x^8\right)^2-1$$

$$-21-\:15g$$