Răspunsuri

2014-06-04T22:50:49+03:00
M(0,3)∈Gf⇔f(0)=3⇔ax0+b=3⇔b=3
N(-3/2,0)∈Gf⇔f(-3/2)=0⇔-3/2a+=0
-3/2a+3=0
-3/2a=-3
a=2
f(x)=2x+3