Resposta:
Explicação passo a passo:
7^-2+36/81=
(1/7)^2+36/81=
1/49+36/81=
81/3969+1764/3969=
1845/3969
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Resposta:
Explicação passo a passo:
7^-2+36/81=
(1/7)^2+36/81=
1/49+36/81=
81/3969+1764/3969=
1845/3969