$\int e^{-x+100}dx$

$0,3+0,5$

$e^x\left(7y-5x\right)dx+\left(4+7e^x\right)dy=0$

$\left(-5\right)+\left(+7\right)-\left(-1\right)$

$\frac{\left(2x^2-x+7\right)}{\left(x+5\right)}$

$\frac{dy}{dx}=\frac{\sin\left(x\right)\cos\left(y\right)}{\cos\left(x\right)\sin\left(y\right)}$

$3x^3-x^2+6x-2$