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Unformatted text preview: (-a)b=a(-b)=-ab (-a)(-b)=ab tules 4 multiplying p*p=p n*n=p P*n=n N*p=p...
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This note was uploaded on 04/08/2009 for the course MATH PreCalc taught by Professor Ms.kirson during the Fall '02 term at Yeshiva.
- Fall '02