Respuesta :

apologiabiology
a rationla power is a power in form a/b

remeber these 2 simple rules
1. [tex]x^{-m}=\frac{1}{x^m}[/tex]
2. [tex]x^\frac{m}{n}=\sqrt[n]{x^m}[/tex]

and the combo of these
[tex]x^\frac{-m}{n}=\frac{1}{\sqrt[n]{x^m}}[/tex]

that's all