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Stack #174666
| Question | Answer |
|---|---|
| Perfect Square | rational numbers who's square roots are whole numbers. |
| Square root | one of two equal factors of a number |
| Irrational number | a number that cannot be expresses as a/b where a and b are integers and b does not equal zero. |
| variable | a letter that stands for a number. |
| variable expression | a mathematical phrase that uses numerals and operation symbols. |
| commutative property | for any numbers a and b, a+b=b+a and ab=ba. |
| associative property | for any numbers a,b, and c (a+b)+c = a+(b+c) and (ab)c = a(bc). |
| additive identity | when you add a number and 0, the sum equals the original number. |
| multiplicative identity | for any number a, the product of a and 1 is a. |
| distributive property | for any number a, b, and c, a(b+c) = ab+ac or a(b-c) = ab - ac. |
| term | a number, a variable, or the product of a number and variable(s). |
| constant | a term that has no variable. |
| like terms | terms with the same variable(s), raised to the same power(s). |
| coefficient | a number that multiplies a variable. |
| equation | a mathematical sentence with an equal sign,=. |
| open sentence | an equation with one or more variables. |
Created by:
tngarver
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