Question

Find f(1/3) if f(n) =3n

Answer 1

f(
`(1)/(3)`) = 1

Explanation:

To evaluate substitute n =
`(1)/(3)` into f(n), hence

f(
`(1)/(3)`) = 3 ×
`(1)/(3)` = 1

Answer 2

f(1/3) = 1

Explanation:

Plug 1/3 in for n

f(1/3) = 3(1/3)

Now simplify

f(1/3) = 1 { 3(1/3) = (3/1)(1/3) = 3/3 = 1 }