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Old 23-08-2003, 22:37   #25
Exulus
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Join Date: Jun 2003
Location: South
Age: 40
Posts: 214
Exulus is an unknown quantity at this point
mmmm, thats confusing but in this last step:

2(a^2 - ab) = 1(a^2 - ab)

You say that a and b are the same, and so the bits in the brakets will always equal 0, so you are just saying 0=0?
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