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Homework Statement
I'm following an example in the textbook that states:
http://img24.imageshack.us/img24/1672/33686252.jpg
I was just wondering what happened to the 2 out the front, I would have been more inclined to think this would be the next step:
http://img34.imageshack.us/img34/4854/a1aa.jpg
Any explanations?
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