ajutorrrrr !!!!!!!!!!!
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Răspuns:
m = 0
Explicație pas cu pas:
m = ? ; A(m , 2) ∈ Gf
f:R ----> R ; f(x) = -2x+2
A(m , 2) ∈ Gf <=>
f(m) = 2 =>
-2m+2 = 2 => -2m = 0 => m = 0