$sec\left(\sqrt[3]{3x^2-6}\right)$

$\sin\left(\sin\left(3\right)+\sin\left(5\right)\right)=\cos\left(\cos\left(3\right)-\tan\left(5\right)\right)$

$e^{6u+7t}=2$

$4x^2y^2-8x^2b^2$

$x3^2$

$\left(6^4\cdot6^{-3}\right)^{-2}$

$\sqrt[4]{2a^2}\cdot\sqrt[4]{ab}\cdot\sqrt[4]{2ab}$