Ex:1,2,3,4
Dau Coroană!!
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Răspuns:
1.
A. (+9) × (+7)= 63
B. ( +6) ×( +13) = 78
C. -56
D. -63
E. - 96
F. 80
G. 128
H. -16
I. 16
j. 169
k. 169
3.
-6, 3, -4.
-6 ×3 = -18
-6× (-4) = 24
3×( -4)= -12