Ajutorrrrr rpddd dau coroanaaaa
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Răspuns:
Explicație pas cu pas:
a)
IxI = 3
x = -3 sau 3
b)
IxI < 3
-3 < x < 3
x = -2; -1; 0; 1; 2
c)
1 < IxI < 3
IxI = 2
x = -2 sau 2