$\frac{dy}{dx}=ce^{2x}$

$\frac{1}{\csc\left(x^2\right)}$

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

$\left(8x+9y+15\right)^2$

$\int\frac{1}{\sqrt{x^2-12x+45}}dx$

$\sec^2\left(x\right)-2\cdot\tan^2\left(x\right)$

$\left(\frac{5}{1+x^2}\right)^2$