$3\cdot3^{-1}\cdot16^2\cdot2^{-3}$

$x^{\frac{3}{2}}\left(\sqrt{x}-\frac{1}{\sqrt{x}}\right)$

$\frac{dy}{dx}=4x+xy\:,\:y\left(0\right)=1$

$25x^2-70ax+49a^2$

$\frac{1}{16}\cdot x^6+\frac{1}{4}\cdot x^3\cdot y^4+\frac{1}{4}\cdot y^8$

$525-\:\:-22$

$\int\frac{x^3}{3}\left(4-2x\right)dx$