Tuesday, April 13, 2010

11.1 lesson 4

i had to add an extra colum. same as the first only difference was that it was negative and the other was positive then add a secound graph which showed a red line and a blue one showing the differnce.
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1 comment:

  1. WanApril 14, 2010 at 5:56 PM

    Please remember that you need to explain enough so that a stranger can read your blog and understand what's going on.

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