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**jacks****Member**- Registered: 2012-11-21
- Posts: 115

If the equation \;

has a rootsThen

*Last edited by jacks (2012-12-13 07:59:59)*

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**bob bundy****Moderator**- Registered: 2010-06-20
- Posts: 7,588

If a1 is a root, ontain an expression for a1^n using the equation.

Do this for them all and add them up.

Bob

Children are not defined by school ...........The Fonz

You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei

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**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,364

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **A number by itself is useful, but it is far more useful to know how accurate or certain that number is.**

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