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### How to study your flashcards.

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### 15 Cards in this Set

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 Symbol for Reals What does it mean R Every number that is a number Symbol for Irrationals what does it mean I Not rational Symbol for Wholes What does it mean W 0 1 2 3 4 5 6 7 8 9 .......... Symbol for Rationals What does it mean Q numbers that are rational with in real numbers Symbol for Integers What does it mean Z ...-1 -2 0 1 2..... Symbol for Naturals What does it mean? N 1 2 3 4 5 6 7 8 9 10........... Communative property a+b=b+a (a*b)=(a*b) Associative property (a+b)+c=a+(b+c) (a*b)*c=a*(b*c) Identity property a+0=a=0+a a*1=a=1*a Inverse Property a+(-a)=0=(-a)+a if a =/ 0, then a*1/a=1=1/a*a Distributive property a(b+c)=ab+bc and (b+c)a=ba+ca Reflexive property a=a Symmetric property if a=b then b=a Transitive property a=b and b=c then a=c Substitution if a=b, then a can replace b and vise versa