$\int\:\frac{c}{e^{bx}\left(a+e^{-bx}\right)^n}\:dx$

$1.04\:x\:10^3$

$\int_0^{\frac{\pi}{4}}\left(\tan^5\left(x\right)\sec^2\left(x\right)\right)dx$

$4ab-3bc$

$\frac{dy}{dx}-\frac{y}{x}=9xe^x,\:y\left(1\right)=9e-2$

$24.20+6.20$

$\left(3a^4-5b\right)^2$