$f\left(x\right)=4x-2$

$345\cdot\left(-93\right)+115.2$

$\lim_{x\to\infty}\left(\frac{\ln\left(x+2\right)}{\ln\left(5x+3\right)}\right)$

$\frac{dy}{dx}\left(y=cot^{-1}\sqrt{7x}\right)$

$\int\:\left(x^2-1\right)^9xdx$

$\lim_{x\to\infty}\left(1-\frac{1}{x}\right)^{1.5x}$

$\frac{2m\left(2m+3\right)+m\left(2m+5\right)}{6m^2+5m-11}$