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•  » Can you find x^5 + 1/(x^5) without solving for x?

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## Topic review (newest first)

bobbym
2012-12-19 18:11:08

If I wanted to be anonymous I would not have told you the answers.

Agnishom
2012-12-19 15:49:02

So, bobbym wants to be more anonymous than anonymnistefy?

bobbym
2012-12-19 07:58:09

That he did. That was removed also.

anonimnystefy
2012-12-19 07:51:31

bobbym
2012-12-19 06:07:24

#### anonimnystefy wrote:

And what was removed?

My real age of course!

anonimnystefy
2012-12-19 05:55:42

And what was removed?

I really like the "Pass me the chicken" quote from pappym.

bobbym
2012-12-19 00:13:07

Yes, pappym was my dear old Dad. A good ole boy from deep in Alabama.

[removed]

Agnishom
2012-12-19 00:08:35

If you don't mind, is "bobbym" your real name?

bobbym
2012-12-18 23:45:18

Hi Agnishom;

You are welcome. Please have patience you are improving. "All things come to he who waits - pappym.

Agnishom
2012-12-18 23:41:07

Hmm... Thanks!

bobbym
2012-12-18 23:37:13

Exactly or Pascals triangle.

Agnishom
2012-12-18 23:35:21

#### bobbym wrote:

]

How do I get this? Do I need the binomial theorem?

bobbym
2012-12-18 23:31:35

All problems have a trick associated with them. Good problem solvers have lots of tricks up their sleeves.

All these problems are solved by turning something of the form

Notice how artificially the polynomial given expands into that form.

Agnishom
2012-12-18 23:26:32

What do I need to know in order to find out the expansion of (x +1/x)^5?

bobbym
2012-12-18 23:11:57

Hi Agnishom;