$\frac{dy}{dx}=3\left(2+x\right)^2\left(1+y\right)$

$x\left(3x+5\right)>5$

$\lim_{x\to\infty}\left(\frac{x^2+1}{x+1}\right)^{\frac{1}{x}}$

$\left(2x^3y^5\:+\:4x^5z^4\right)$

$1\left(-5-\left(-2\right)\right)^2+\left(-5\right)$

$\lim_{x\to\frac{\pi}{2}}\left(\cos\left(x\right)\right)^{\frac{1}{x}}$

$\frac{\left(\csc\:^2\left(x\right).\cot\:\left(x\right)-\cot\:^3\left(x\right)+\sec\:\left(x\right)-\cot\:\left(x\right)\right)}{\csc\left(x\right)}$