$\left(x+7y\right)^3$

$\frac{dy}{dx}=\left(y-5\right)^2e^x$

$\sqrt[4]{x^3\cdot y^3}\cdot\sqrt[3]{x^4\cdot y^5}$

$f\left(x\right)=-4x^7-8x^3+12x^4+4x^2+16x$

$\lim_{x\to+\infty}2x^2+3x-1$

$\lim_{x\to0}\left(\cos\left(e^{-x}\right)-1\right)$

$\int2x\left(x^2-2\right)^3dx$