$\frac{1-\left(1+d-g\right)^2}{1-\left(1+d-g\right)}$

$\frac{dy}{dx}=7xe^{2y},\:y\left(0\right)=0$

$\frac{a^2\cdot c}{a}$

$\int x\left(3\sqrt{x}+\frac{10}{x^6}\right)dx$

$\left(18+7x\right)\frac{dy}{dx}=\left(-5-7x\right)5secy$

$1-7\cdot8$

$3e+\left(-4f\right)-9+13f-7e$