Composition of a function Fogoh

http://webwork.mathstat.concordia.ca...005f831d11.png

Find http://webwork.mathstat.concordia.ca...03d7b0f791.png.

I understand the steps in doing this but this one I am having trouble when getting the to the last part...

I start by writing the h

then I get

Buts it's adding in the last f(x) I am having trouble?

Re: Composition of a function Fogoh

Quote:

Originally Posted by

**M670**

If then lastly

Re: Composition of a function Fogoh

See this is what I thought I would get with so something looking like only the whole equation under the root

Because I would replace the X of with

Re: Composition of a function Fogoh

Quote:

Originally Posted by

**M670** See this is what I thought I would get

with

so something looking like

only the whole equation under the root

Because I would replace the X of

with

Within we replace with .

Re: Composition of a function Fogoh

That's what I did is it not?

Re: Composition of a function Fogoh

Quote:

Originally Posted by

**M670** That's what I did is it not?

**NO it is not.**

In post #1 it is

The is under the radical.