$\left(9^{0.4}\right)\cdot\left(55^{0.6}\right)$

$\frac{\left(\left(a\cdotb\right)^{2}\cdot\left(a^{-3}+b^{3}\right)^{3}}{\left(2^{c}\cdot3^{2}\right)^{-3}\cdot\left(6^{4}\right)^{4}}$

$\left(2p+3q\right)^3$

$40x^2y^2+16xy^4+64xy^3$

$-8w+6mw$

$\frac{d}{dx}\sqrt[3]{1-6x}$

$-3+7x+7x=53$