About positive real numbers we know that and .

Show that

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- May 4th 2010, 11:07 PMArczi1984Real number problem
About positive real numbers we know that and .

Show that - May 5th 2010, 12:04 AMchiph588@
- May 5th 2010, 12:17 AMArczi1984
Thanks.

I've question about last statement.

Is the function constant? On the right side is only 'c' - positive real number (there is no 'x').

And from where we know that ? - May 5th 2010, 06:28 AMchiph588@
- May 5th 2010, 06:31 AMArczi1984
Ok, now it is clear :) Once more thanks for help.