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Kamelia2021
a fost răspuns

determinati a apartine R , daca :
a) A(-1,2)€Gf,unde f:R->R, f(x)=2x+a
b) A(1, 1)€Gf,unde f:R->R, f(x)=ax-2 c)A(a,2a+1) apartine Gf, unde f:R-> R, f(x)=2x+a​