$$8m^2n^2\sqrt[3]{6m^2n^5}.4m^2n^2\sqrt[3]{2mn^3}$$

$$log\left(-a+4\right)=log\left(3a-8\right)$$

$$\frac{dy}{dx}=\left(\frac{\left(1+y\right)^2}{\left(1+x\right)^2}\right)$$

$$\left(-1\right)\:\cdot\:\left(-17\right)$$

$$\lim_{x\to\infty}\frac{2x-1}{x}$$

$$\lim_{t\to infinito}\left(5t^4\cdot e^{\left(-2t\right)}\right)$$

$$3q^2-9=2q$$