Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

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**kylekatarn****Member**- Registered: 2005-07-24
- Posts: 445

**[expression manipulation/basic calculus]**

Simplify:

*Last edited by kylekatarn (2007-02-27 11:44:57)*

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**kylekatarn****Member**- Registered: 2005-07-24
- Posts: 445

1) The binomial coefficients are a good clue

2) don't try to make any calculations before replacing parts of the expression:)

*Last edited by kylekatarn (2007-03-05 11:26:14)*

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**JaneFairfax****Member**- Registered: 2007-02-23
- Posts: 6,868

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**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,313

kylekatarn,

Seeing the heading, I thought the fomula has something to do with James-Stirling formula! I had been completely misled!

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**kylekatarn****Member**- Registered: 2005-07-24
- Posts: 445

yes it is, Jane, good work!

Ganesh, I tried to make things as obscure as I could lol

[[]]

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**JaneFairfax****Member**- Registered: 2007-02-23
- Posts: 6,868

kylekatarn wrote:

Ganesh, I tried to make things as obscure as I could lol

And you certainly succeeded.

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