Question

If f(x) = 9+ x 2
Find f(9)
Helpppp

Answer 1

f(9) =90

Explanation:

`f(x) =9+x^2\\\\f(9)=?`

Substitute ; x = 9 into the given function

`f(9) = 9+(9)^2\\\\f(9) = 9+81\\\\f(9) = 90`

Answer 2

f(9) = 90

Explanation:

f(x) = 9+ x^2

Let x = 9

f(9) = 9+ 9^2

= 9 + 81

= 90