I am doing a lot of questions on logarithmic inequality but i am stuck at one question:-

http://i54.tinypic.com/2uo75mb.png

I dont from where to start.

Please help.

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- May 25th 2011, 09:27 PMPranavAroraLogarithmic Inequalities
I am doing a lot of questions on logarithmic inequality but i am stuck at one question:-

http://i54.tinypic.com/2uo75mb.png

I dont from where to start.

Please help. - May 25th 2011, 09:36 PMFernandoRevilla
Use that the inequality is equivalent to

- May 25th 2011, 10:33 PMPranavArora
- May 26th 2011, 12:08 AMFernandoRevilla
We have for all so, the inequality is equivalent to . Now use the definition of the absolute value, if , ... etc.