Question

f : R =>
f (x-2) =3x-4
Sa se determine functia

Answer 1

f(x-2)=3(x-2)-4=3x-6-4==3x-10
f(x)=0 ⇒3x-10=0⇒3x=10 ⇒x=$\frac{10}{3}$
f(0)=x ⇒x=-10 ⇒ B(0,-10)