algebra chapter 2 vocab
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12 terms
Terms | Definitions |
|---|---|
 Commutative property of addition | a+b=b+a example:7+3=3+7 |
| Commutative property of multiplication | ab=ba 48=84 |
| Associative property of addition | a+(b+c)=(a+b)+c 7+(3+5)=(7+3)+5 |
| Associative property of multiplication | a(bc)=(ab)c 4(65)=(46)5 |
| Identity Property of addition | a+0=a 7+0=7 |
| Identity Property of multiplication | a*1=a 4*1=4 |
| Inverse Property of addition | a+(-a)=0 4+(-4)=0 |
| Inverse Property of multiplication | a*(1/a)=1 7*(1/7)=1 |
| Symmetric Property | a=b then b=a 42=8 or 8=42 |
| Distributive Property | a(b+c)=ab+ac a(b-c)=ab-ac |
| Multiplication Property of Zero | any number times zero equals zero 2*0=0 |
| multiplication property of -1 | -1*n=-n -1*8=-8 |
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