$\left(4w+2\right)$

$x^2-\frac{1}{4}x+x^2-\frac{x}{4}$

$\frac{7x^2-3x^4+1}{x-1}$

$9m^2+12m+4m^2$

$\int_{1.36\cdot10^{-4}}^{7.364\cdot10^{-3}}7.2\left(\sin\left(\frac{2\pi x}{0.015}\right)\right)dx$

$\int\left(\frac{4x+1}{x^2+6x+12}\right)dx$

$\frac{a^{12}+250b^{12}}{a^6-125b^6}$