Question

1) mostre que::

ajudaaaaa​

Answer 1

[3^4/3^7 x 2^3/2^2]^-1 =

[3^7/3^4 x 2^2/2^3] = 3^3 x 2^-1

= 3^3 x 1/2 = 3^3/2

Bons estudos!