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Repede va rog!!!!!!!!! ​

Repede Va Rog class=

Răspuns :

Răspuns:

a) -2 × (-9)+17+1 = -18+18=0

b) -12+16×(-2)-15 = -12-32-15= -44-15=-59

c) 4-3-2+2×3= 4-3-2+6= 1+4=5

d)-1×{-13+[-15-3×(-4)×(-2)]}/ 7= -1×[-13+(-15-3×8]/7= -1× (-13-39)/7= -1×(-52)/7= 52/7=7,42