Question

Let f(x)=(1)/(x+5) and g(x)=(3)/(x) (a) Find (f-g)(x). Write your answer as a single fraction.

Answer 1

`(x - 3)/(x)`

Explanation:

`(1)/(x + 5) - (3)/(x)`

`= (x - 3(x + 5))/(x(x + 5))`

`= (x - 3)/(x)`