$\left(2x^3-3y^2\right)\left(4x^6+6x^3y^2+9y^4\right)$

$\left(5ax+6by\right)^2$

$-34.05+-21.07+12.08+4.12+-4.75+-1.13$

$\frac{da}{dt}=1000-1000e^{\frac{-t}{100}}$

$\left(\frac{1}{3}m\:^2-\frac{3}{8}m+3\right)-\left(\frac{-7}{8}m^2-\frac{5}{8}-10\right)$

$4y'-2xy$

$\lim_{x\to2}\left(\frac{x^3-7x+6}{x^4+8x^2-17x-14}\right)$