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Trebuie doar 4 si 5 .........

Trebuie Doar 4 Si 5 class=

Răspuns :

4) = 3^78:(3^15)^5+7*(242-120) = 3^78:3^75+7*122 = 3^3+854= 27+854 = 981
5) =9^8*(9^2-9-1):(71*3^16) = 9^8*(81-10):(71*3^16) = (9^8*71):(71*3^16) = [(3^2)^8*71]:(71*3^16) = (3^16*71):(71*3^16) = 1