$x^2-10x$

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

$\int\left(\frac{\sec\left(x\right)\tan\left(x\right)}{\sec\left(x\right)+5}\right)dx$

$\left(5d^3\right)^4$

$-48a^2b^3+72ab^5$

$\lim_{x\to1}\left(\csc\left(x\right)\ln\left(x\right)\right)$

$\int_0^{\infty}\left(\frac{3}{x+1}\right)dx$