$$\int\left(8x+16\right)\left(2x^2+8x-3\right)^4dx$$

$$\lim_{x\to2}\left(\frac{6x^2-15x+6}{6x^2-12x+5}\right)$$

$$m^2-4m+2$$

$$\lim_{x\to0}\left(\frac{\frac{1}{x+1}-\frac{1}{\sqrt{1-x^2}}}{2x}\right)$$

$$\left(x^2+9x-40\right)$$

$$\lim_{x\to\infty}\left(ln\left(2x+1\right)\right)$$

$$4cos\left(2\frac{\pi}{6}+\frac{\pi}{3}\right)$$