$\frac{dy}{dx}\left(y=\left(cos\left(x\right)\right)^{x^2}\right)$

$\lim_{x\to1}3x^2-3$

$\lim\:_{x\to\:0}\left(\frac{2x^2}{e^x-1-x}\right)$

$4x^3-4y=0$

$\lim_{x\to\infty}\left(\ln\left(\frac{x}{x+1}\right)-\ln\left(\frac{1}{2}\right)\right)$

$\log_m\left(x+3\right)=h$

$10x-8x+2+10$