I am having difficulty with the following question: ( see attachment)

I tried expanding it and i still didnt seem to quite get it.

Any help would be apriciate, thanks in advance. :)

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- Feb 27th 2011, 03:40 PMkensingtonProof by contradiction
I am having difficulty with the following question: ( see attachment)

I tried expanding it and i still didnt seem to quite get it.

Any help would be apriciate, thanks in advance. :)

- Feb 27th 2011, 03:56 PMtonio
- Feb 27th 2011, 04:23 PMPlato
If you want to do it by induction here is a trick.

- Feb 27th 2011, 04:54 PMkensington
- Feb 27th 2011, 05:33 PMDrSteve
- Feb 28th 2011, 11:06 AMTarask
Wonder why the topic says "Proof by contradiction " ?? By induction you mean ?