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Math vocab mr. new
vocab
| Question | Answer |
|---|---|
| a collection of numbers | Set |
| a number belonging to a set | Element |
| (-infinity, infinity) | Set of real numbers |
| (Z) (...,-3,-2,-1,1,2,3,...) | Set of integers |
| the set of all fractions/ratios | Set of rational numbers |
| the set of numbers that are not rational | Set of irrational numbers |
| a+b = b+a and ab = ba | Commutative property |
| a+(b+c) = (a+b)+c and a(bc) = (ab)c | Associative property |
| a(b+c) = ab+ac | Distributive property |
| a-b = a+(-b) | Definition of subtraction |
| a/b = a(1/b) | Definition of division |
| anything with a value of either true or false | Statement |
| anything with a numerical value | Expression |
| a value of a variable that makes a statement true | Solution |
| the set of all solutions of a statement | Solution set |
| an ordered collection of two real numbers | Ordered pair |
| (R2) the set of all ordered pairs | Real plane |
| y=0 | equation of x-axis |
| x=0 | equation of y-axis |