Question

calcule as potências ME ajudem com os cálculos​

Answer 1

Resposta:

a) $x . z =2^{7} . 2^{-2} =2^{5}$

b) $x . y = 2^{7} . 2^{6} = 2^{13}$

c) $x^{2} = (2^{2} )^{2} = 2^{4}$

d) $x.y.z = 2^{7} . 2^{6} . 2^{-2} = 2^{11}$