Just a little hint for this one please.

Thank you.

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- Oct 7th 2008, 05:20 PMTingRationalising the denominator.
Just a little hint for this one please.

Thank you. - Oct 7th 2008, 06:46 PMticbol
- Oct 7th 2008, 08:16 PMTing
Thank you very much. I should have thought of trying that myself.

Got

and then:

Thanks again.