Question

(3a/b ao quadrado) elevado a 4

Answer 1

Hola amigo!

$[(\frac{3a}{b})^2]^4\\\\(\frac{3a}{b})^{2.4}\\\\(\frac{3a}{b})^8\\\\\frac{(3a)^8}{b^8}\\\\\frac{3^8a^8}{b^8}\\\\ \frac{6561a^8}{b^8}$

Resposta: (6561a^8)/b^8

Propriedades utilizadas:

$(a^m)^n=a^m.n\\ \\ \\(\frac{a}{b})^m=\frac{a^m}{b^m}\\ \\ \\ (a.b)^m=a^m.b^m$