ajutor. repede . dau coroana .
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Răspuns:
(7^115+3^240):(5^72:5^70:5)=
(7^^5+3^0):(5^2:5^0:5)-=
(16807+1):(25:1:5)
16808:25:5(=5)
=3361,6
Explicație pas cu pas: