Prove that the only real root of the equation is http://www.komal.hu/kep/keplet/59/F5/32/A8C5B2825D.gif.

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- Nov 15th 2007, 02:13 PMperashthe only real root of the equation
Prove that the only real root of the equation is http://www.komal.hu/kep/keplet/59/F5/32/A8C5B2825D.gif.

- Nov 15th 2007, 07:44 PMtopsquark
Well, the easy way out is to graph it, showing that there is only one real solution, then plug the target value of x into the equation and verify that it is a solution. (It'll be a real monster of an expansion, I'm sure! (Sweating) )

But that's probably not what you are looking for. (Crying)

-Dan