Răspuns :
Salut,
f : |R → |R
f(x) = 2x+a
A(-1;2) € Gf → f(-1) = 2
2•(-1)+a = 2
-2+a = 2
a = 2+2
a = 4.
f(x) = 2x+4.
Succes! :3
f : |R → |R
f(x) = 2x+a
A(-1;2) € Gf → f(-1) = 2
2•(-1)+a = 2
-2+a = 2
a = 2+2
a = 4.
f(x) = 2x+4.
Succes! :3