words of algebra

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Across
  1. 3. dividing a number by a number
  2. 4. provides an output value of the function
  3. 5. doesn't change when changes are made
  4. 7. distance from 0 to number on number line
  5. 8. constant with a variable
  6. 10. highest power of a variable has a exponent
  7. 12. able to be turned into a fraction
  8. 13. has more than one variable
  9. 14. base that can be raised to a number
Down
  1. 1. equal on both sides
  2. 2. all different x values
  3. 6. ration numbers
  4. 9. statistic relationship
  5. 11. set of inputs accepted by the function