$$\lim_{y\to2}\sqrt{4y^2-2y}$$

$$\lim_{x\to0}\left(\frac{e^x}{\frac{1}{x}}\right)$$

$$\frac{1}{2}\log_mw+3\log_mx-\log_mz$$

$$954.6\cdot81.27$$

$$\tan\left(a\right)=\frac{1}{2}$$

$$\int2e^xdx$$

$$3x^5\left(2x^3y^3\right)$$