Respuesta :

When we add a constant on a f(x) graph we have

• f(x) + a ⇒ graph shifted up

,

• f(x) - a ⇒ graph shifted down

Therefore, let's see if it's shifting up or down, we have

[tex]f(x)+9[/tex]

9 is positive, then it's shifting up 9 units.

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