$2\cdot5\:sqrt\left(12\right)+2\:sqrt\left(48\right)+2\cdot5\:sqrt\left(144\right)$

$\int\frac{3x^2+5x}{\left(x-1\right).\left(x+1\right)^2}dx$

$m^{2\:}-\:m^2$

$\frac{dx}{dy}=\frac{x}{y}$

$\lim_{x\to0.25\pi}\left(\frac{\cos\left(x\right)-\sin\left(x\right)}{\cos\left(2x\right)}\right)$

$\frac{-n-m}{5};\:n=3,\:m=2$

$cos^4t-sin^4t=1-2sin^2t$