Jack's Algebra Crossword Puzzle

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Across
  1. 2. a(x-h)^2+k (2 words no spaces)
  2. 3. completing the _______
  3. 4. the turning point in a parabola
  4. 5. replacing a variable with an equal expression
  5. 6. the set of all possible output values of a function
  6. 8. the direction that the x-axis goes
  7. 12. could be represented by the slope (4 words no spaces)
  8. 13. a straight line on a graph is _______
  9. 14. for example, a strong positive ______ coefficient
  10. 15. a data value that doesn't "fit in" with the other data values
Down
  1. 1. an expression that is something times itself (2 words no spaces)
  2. 7. the distance a number is from 0 (2 words no spaces)
  3. 9. the set of all possible input values of a function
  4. 10. numbers that cannot be expressed as a fraction or as 0
  5. 11. the direction that the y-axis goes