Let x&y be real numbers such that : and

Show that :

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- May 26th 2011, 02:12 PMTWiXInequalities. (1)
Let x&y be real numbers such that : and

Show that : - May 26th 2011, 02:17 PMAckbeet
I would start by letting and finding its extremes on the interval What do you get?

- May 26th 2011, 02:26 PMTWiX
Finding extremes is a method in calculus.

This is pre-calculus subforum. - May 26th 2011, 02:29 PMAlso sprach Zarathustra
-2<x<1

-6<3x<3

0<x^2<1

-6<3x-x^2<2 - May 26th 2011, 04:46 PMLoblawsLawBlog
- May 26th 2011, 05:42 PMAckbeet