Respuesta :

Happil

Adding Functions

Answer:

[tex]f(x) +g(x) = 3x^2 +x -9[/tex]

Step-by-step explanation:

Given:

[tex]f(x) = x -9[/tex]

[tex]g(x) = 3x^2[/tex]

Writing [tex]f(x) +g(x)[/tex]:

[tex]f(x) +g(x) \\ (x -9) +(3x^2) \\ x -9 +3x^2 \\ 3x^2 +x -9[/tex]
∵ f(x)＝x－9, g(x)＝3x²
∴ f(x)＋g(x)＝3x²＋x－9

Hope my answer helped u :)