$2m^2-2\left(2m\right)\left(1\right)+1^2$

$\frac{x+1}{x^2-1}$

$\frac{1}{\left(x+y\right)^2}$

$\int\frac{\left(z^2+1\right)^2}{\sqrt{z}}dz$

$kx^2-104xy+16xy^2$

$\lim_{x\to0}\left(\frac{2sin\left(3x\right)}{3x^2}\right)$

$\lim_{x\to infinity}\left(\frac{\sqrt[3]{x}}{\ln\left(x\right)}\right)$