$\frac{-100}{100}$

$\int_{-\frac{\pi}{6}}^{\frac{\pi}{3}}\frac{-\sin\left(x\right)}{\cos^2\left(x\right)}dx$

$\frac{d}{dx}\left(x^2+4xy-3x+y^2+y-2=0\right)$

$\left(xy^3-12\right)\left(xy^3-2\right)$

$4x+10<-2x-8$

$0x^2$

$\lim_{x\to0}\left(\frac{5}{x^2+x}-\frac{5}{x}\right)$