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Vio1979
a fost răspuns

matematica cls 5 e fff urgent dau coroana Efectuati: 1) 5+3[13-6×(16×7-3×37)]; 2)[4+9×(8+43×6-14×18)-80]×5-2 ; 3) [2+8×(3+25×7-7×44)-15]×6-1​

Răspuns :

Mocanuionela47

5+3 (13-6 (16×7-3×37)) ; 5+3 (13-6) 112-111)) ; 5+3 (13-6) ; 5+3×7 ; 5+21=26 ; b) (4+9 (8+43*6-14*18)-80)*5-2 ; (4+9 (8+258-252)-80)*5-2 ; (4+9*14-80)*5-2 ; (4+126-80) *5-2 ; 50*5-2; 250-2=248 ; c) [2+8 (3+25*7-7*44)-15)*6-1 ;

(2+8*(3+175-308)-15)*6-1 ; (2-1040-15)*6-1 ; -1053*6-1; -6318-1=-6319

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