Across
- 3. a relation where each input is paired with one output
- 6. Distance from 0
- 8. a mathematical phrase that use number, variables, or both
- 9. the set of inputs of a function
Down
- 1. the set of outputs of a function
- 2. letter or symbol used to represent one or more numbers
- 4. the numbers 1,2,3,4, and so on
- 5. mathematical statement shows two expressions are equal
- 7. two items, written in a specific order