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- Feb 14, 2012

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If all the roots of $x^4-8x^3+24x^2+bx+c=0$ are positive reals, find the value of $b$.

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- Thread starter
- Admin
- #1

- Feb 14, 2012

- 3,909

-----

If all the roots of $x^4-8x^3+24x^2+bx+c=0$ are positive reals, find the value of $b$.

-----

Remember to read the POTW submission guidelines to find out how to submit your answers!

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- #2

- Feb 14, 2012

- 3,909

However, I have decided to give the community another week to attempt at the problem.

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- Feb 14, 2012

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