Just a little hint for this one please.

Thank you.

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- October 7th 2008, 04:20 PMTingRationalising the denominator.
Just a little hint for this one please.

Thank you. - October 7th 2008, 05:46 PMticbol
- October 7th 2008, 07:16 PMTing
Thank you very much. I should have thought of trying that myself.

Got

and then:

Thanks again.