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

$\frac{\left(2x^2+3x-3\right)}{\left(x-4\right)}$

$\int 5 e ^ { 10 y } d y$

$-\infty+\infty-18$

$\frac{\sin\left(x+y\:\right)-\sin\left(x\right)}{y}$

$-150+1\left(-100\right)-\left(-300\right)$

$\frac{d}{dx}\left(\frac{m}{v}\right)$