$\left(4t-2\right)\left(4t-6\right)$

$2\cos\left(x\right)^2-10=-\cos\left(x\right)-9$

$1+\sin\left(2a\right)=\left(\sin\left(a\right)+\cos\left(a\right)\right)^2$

$\frac{d}{dx}\sqrt{x}+\sqrt{y}+\sqrt{z}$

$2x^2-12x+18$

$\int\left(x+1\right)\sqrt{x-3}dx$

$\left(\sqrt{ax+\sqrt{b}}\right)^2$