Im a little stuck on the following question and help or tips will be greatly appricitated Would you talk the square root of both sides ? Thankyou.
Last edited by mr fantastic; November 24th 2010 at 06:46 PM.
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No, I wouldn't. It does not ask you to- it asks you to explain why that equation is correct. What is your definition of "error vector" and what does its length indicate?
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