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ssupermath
Joined: 12 Nov 2004Posts: 10
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Posted: Wed Nov 24, 2004 3:46 am Post subject: square root
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Find all solution of
sqrt(x-y+z)=sqrt(x)-sqrt(y)+sqrt(z) for real numbers.
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Raceleader
Joined: 18 Jan 2004Posts: 10
Location: 香港
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Posted: Wed Nov 24, 2004 10:14 pm Post subject:
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or
or where
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