Question

If f (x)=
(3 + x)/
(x-3)
what is f(a + 2)?

Answer 1

$f(x) = \frac{3 + x}{x - 3}$

$f(a + 2) = \frac{3 + a + 2}{a + 2 - 3} = \frac{a + 5}{a - 1}$