Question

480:{20.[86-12.(5+2)]2}

Answer 1

Explicação passo-a-passo:

480:{20.[86-12.(5+2)]^2}=

480:{20.[86-12.7]^2}=

480:{20.[86-84]^2}=

480:[20.[2]^2}=

480:[20.4}=

480:80=

6