Răspunsuri

2014-07-23T12:13:48+03:00
F(x)=ax+b
3f(x)+2=3x+5
3(ax+b)+2=3x+5
3ax+3b+2=3x+5
3ax+3b=3x+5-2
3ax+3b=3x+3
=>a=1
b=1
Verificare:
3*1*x+3*1=3x+3
5 3 5