$\frac{dy}{dx}=\sqrt{c^2}-x^2$

$\frac{dy}{dx}\left(\sqrt{4x}+\sqrt{6y}\:=\:4\:+\:\sqrt{6}\right)$

$\left(x-5\right)\text{and}\left(x+5\right)$

$\left(x^4+2x^2\right)^2$

$\sqrt[8]{7^4}$

$\frac{\left(\text{4x+1}\right)}{\left(-x^2+2x\right)}$

$1-\sin\left(x\right)+\frac{1}{\frac{3}{8}+\sin\left(x\right)}=0$