42.[4.(2 a quinta potencia -4.√49)-1]:63
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42[4.(32-4.√49)-1]:63=
42.[4.(32-4.7)-1]:63=
42.[4.(32-28)-1]:63=
42.[4.4-1]:63=
42.[16-1]:63=
42.15:63=
630:63=
10
42.[4.(32-4.7)-1]:63=
42.[4.(32-28)-1]:63=
42.[4.4-1]:63=
42.[16-1]:63=
42.15:63=
630:63=
10
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