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MOD 5 vocab
| Term | Definition |
|---|---|
| bar notation | In repeating decimals, the line or bar placed over the digits that repeat. |
| counterexample | A statement or example that shows a conjecture is false. |
| cube root | One of three equal factors of a number. |
| integers | Any number from the set {...-4, -3 , -2, -1, 0,1, 2, 3, 4,...} |
| irrational number | A number that cannot be expressed as the ratio a/b, where a and b are integers and b=0 |
| inverse operations | Pairs of operations that undo eachother. |
| natural numbers | The set of numbers used for counting |
| perfect cube | A number whose cube root is a whole number. |
| perfect square | A number whose square root is a whole number |
| principal square root | The positive square root of a number. |
| radical sign | The symbol used to indicate a positive square root |
| real number | The set of rational numbers together with the set of irrational numbers. |
| repeating decimal | A decimal in which 1 or more digits repeat. |
| square root | One of the two equal factors of a number. |
| terminating decimal | A decimal with a repeating digit of 0. |
| truncating | A process of approximating a decimal number by eliminating all decimal places past a certain point without rounding. |
| whole numbers | All natural numbers plus 0 |
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user-1982160