EX 53 VA IMPLOR MA AJUTATI E urgeeeeeenttt
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Răspuns:
Explicație pas cu pas:
f(x)=2x+3.
f(mx)+3=m+x, ⇒2·mx+3+3=m+x, ⇒2m·x+6=1·x+m, ⇒
[tex]\left \{ {{2m=1} \atop {m=6}} \right. ~\left \{ {{m=\frac{1}{2} } \atop {m=6}} \right.[/tex]
Acest sistem nu are solutii, deci S=∅.