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Ex.5,va rog!E urgent.

Ex5va RogE Urgent class=

Răspuns :

a=2, -a=-2
a=0, -a=0
a=11, -a=-11
a=5, -a=-5
a=-17, -a=17
a=-24, -a=24
a=-4, -a=4
a=3, -a=-3
a=+13, -a=-13
a=-23, -a=23