Question

Cum se rezolva astfel de exercitii ca am si uitat :)) ?

Answer 1

$\frac{9* 3^{5} }{ 27^{2} } = \\ \\ = \frac{9*27}{ 27^{2} }= \\ \\ = \frac{9}{27} = \\ \\ = \frac{1}{3}$