# Is this function even viable?

• Feb 25th 2013, 04:35 AM
Paze
Is this function even viable?
Calculate $\displaystyle h(5)$ when you know that $\displaystyle h(x+2)=x^2+3x+1$ is this even possible? It's in my text book.

Thanks!
• Feb 25th 2013, 04:36 AM
a tutor
Re: Is this function even viable?
$\displaystyle h(5)=h(3+2)=3^2+3 \times 3 + 1$
• Feb 25th 2013, 04:44 AM
Paze
Re: Is this function even viable?
Quote:

Originally Posted by a tutor
$\displaystyle h(5)=h(3+2)=3^2+3 \times 3 + 1$

Well now I feel stupid.
• Feb 25th 2013, 06:55 AM
a tutor
Re: Is this function even viable?
I too feel stupid struggling with the stuff I'm trying to learn. :)
• Feb 25th 2013, 07:50 AM
topsquark
Re: Is this function even viable?
Quote:

Originally Posted by Paze
Well now I feel stupid.

Which option is stupid: Not posting the question or posting it? I vote for not posting.

-Dan
• Feb 25th 2013, 10:32 AM
Paze
Re: Is this function even viable?
Quote:

Originally Posted by topsquark
Which option is stupid: Not posting the question or posting it? I vote for not posting.

-Dan

I suppose you are right, Dan. I did learn from it and that's all that matters.