# How do you write the combined function as a composition of several functions if #f(g(x)) = sqrt (1-x^2) +2#?

##### 1 Answer

If I remember correctly there are many "right" ways to solve this equation.

For instance: your equation for

After, we plug in

Next step when solving multiple step functions is to plug in your result of your first function (in our case

For this step we may say

When we plug in

Another solution would be to have

There are many more solution, just be creative, these are only two!