Question

ajudem-me a obter o valor numérico de ( 2/3+3/2)^-2

Answer 1

( 2/3•(2)2) + 3/2•(3/3) )^-2

(4/6 + 9/6) -²

(13/6)-² =>giro na base e troca sinal exp.

(6/13)²

36/169 ✓

Answer 2

Resposta:

(2/3+3/2)^-2

(4+9/6)^-2

(13/6)^-2

(6/13)^2

36/169

Explicação passo-a-passo: