Respuesta :

Answer:

[tex]f(3) = 16[/tex]

Step-by-step explanation:

Step 1:  Set x to 3

[tex]f(x) = x^2+7[/tex]

[tex]f(3) = (3)^2 + 7[/tex]

[tex]f(3) = (9) + 7[/tex]

[tex]f(3) = 16[/tex]

Answer:  [tex]f(3) = 16[/tex]