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subtract and add squard
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TOPIC: subtract and add squard
Tony
Date:
Jan 31, 2008
subtract and add squard
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how do you subtract or add squares?
a^2-b^2=?
a^2+b^2=?
Thanks
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Anonymous
Date:
Aug 18, 2009
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a^2 - b^2
add a and b
subtract a and b
multiply your two answers.
(a+b)(a-b)
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