Question

Pre cal help please

Answer 1

We have the following function

`f(x)=(3)/(x+2)-√(x-3)`

We want to know what is the value of f(x) when x is 19

`f(19)=(3)/(19+2)-√(19-3)=1/7-4=\boxed{-27/7}`

If you have additional questions feel free to ask.

Hope this helps.