Line 5 is written incorrectly, but as line 6 is correct I suspect it's just a typo. Both your and Soroban's derivations are correct, you simply used a slightly different method.

-Dan

Printable View

- Sep 15th 2006, 04:07 AMtopsquark
- Sep 15th 2006, 04:13 AMchancey
- Sep 15th 2006, 09:36 AMrpatel
thank you everyone