Question

If `f(x) = 3/(x+2) - sqrt(x+3)`, what is `f(19)`?

Answer 1

`f(19) = 1/7 - sqrt(22) ~~-4.55`

Explanation:

Given: `f(x) = 3/(x+2) - sqrt(x + 3)`

`f(19) = 3/(19+2) - sqrt(19 + 3)`

`= 3/21 - sqrt(22)`

`1/7 - sqrt(22) ~~-4.55`