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d)
b) x = 9, y = 12, z=-8;
c) x=-21, y=-6, z=17.​


Db X 9 Y 12 Z8c X21 Y6 Z17 class=

Răspuns :

b)9-12+(-8)=9-12-8=-11
c)-21-(-6)+17=-21+6+17=2