$\lim_{x\to\infty}\left(\frac{3ln\left(x\right)+\sqrt{x}}{ln\left(x\right)+\sqrt{x}}\right)$

$\int_0^e\left(x^3\ln^4\left(2x+3\right)\right)dx$

$\:-6\left(-5s-1\right)-3s$

$\frac{18x^2+10x}{2x^4}$

$\sin\left(x\right).\cos\left(x\right)=0.1764$

$2x-5y=20$

$-10-9+4\cdot6$