Question

Given `f(x)=2^x, g(x)=4` how do you determine the combined function `y=(f-g)(x)` and state its function?

Answer 1

`y=2^x-4`

Explanation:

The combined function `y=(f-g)(x)` simply means that `y=f(x)-g(x)`, therefore, we can write the combined function as:
`y=2^x-4`