I need to show these are equal, but for the life of me I cant show it:

I know they involve a little trick to show but i just cant see it

1.

Prove that

=

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- Oct 15th 2009, 05:03 PMp00ndawgInductive Questions, final algebra part
I need to show these are equal, but for the life of me I cant show it:

I know they involve a little trick to show but i just cant see it

1.

Prove that

= - Oct 15th 2009, 06:53 PMapcalculus
- Oct 15th 2009, 07:02 PMp00ndawg
oh man thanks!

I didnt even THINK of subtracting the 1 at the beginning, and I thought I had tried everything!