$$\left(2\right)\left(0.6\right)^2$$

$$7+log\left(16x\right)=35-3log\left(x\right)$$

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

$$b^2+b^2+b^2+b^2+b^2$$

$$\int_i^{\infty}\left(2\pi\left(2\pi-x\right)\sin\left(x\right)\right)dx$$

$$\int_2^4\frac{1}{\left(x^2-6x+5\right)}dx$$

$$x_{1,2}=\frac{-b\pm\sqrt{b^{2}-4ac}}{2a}$$