$y=x^2+\frac{c}{x^3}$

$x^2+20x+100=0$

$\frac{9^{-2}\cdot9^7}{9^3}$

$\int\frac{\left(14x^3+24x\right)}{\left(x^2+1\right)\cdot\left(x^2+2\right)}dx$

$\lim_{x\to0}\left(\frac{\sqrt{\tan\left(x\right)^2}}{\sqrt{\sec\left(x\right)^2}}\right)$

$\int\frac{sin\left(5x\right)}{2}dx$

$\left(1-\frac{3}{4}\:xy\right)^2$