I need help showing this is decreasing for>

Any suggestions? trying to do this with the derivative.

I get

Can I assume , If so why?

Any help would greatly be appreciated.

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- Oct 29th 2008, 03:42 PMhockey777Decreasing function

I need help showing this is decreasing for__>__

Any suggestions? trying to do this with the derivative.

I get

Can I assume , If so why?

Any help would greatly be appreciated. - Oct 29th 2008, 05:03 PMMathstud28
- Oct 29th 2008, 05:11 PMhockey777
I should be more clear that I'm trying to prove that

For and__>__2[/tex]

by showing that function is decreasing, I can prove this. Therefore I can't use a few of your assumptions in example. - Oct 29th 2008, 05:18 PMMathstud28
- Oct 29th 2008, 05:26 PMhockey777
Isn't what you did show that

f(x+1)__<__f(x)

not that__<__