$$\left(tan\left(x\right)\:+\:sin\left(x\right)\right)^2$$

$$\int\:dt$$

$$-\left(\:+2\right)\:\:+\:\:\left(-1\right)\:\:+\:\:\left(-4\right)\:\:-\:\left(-5\right)\:$$

$$\lim_{x\to\infty}\left(1+\frac{a}{x}\right)^{by}$$

$$2^2.5^2.7$$

$$\lim_{x\to0}\:\frac{e^{9x}-1}{x}$$

$$\frac{w}{-8}=-3$$