Maddox's cool math stuff

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Across
  1. 1. rise over run.
  2. 3. a collection of related measurements.
  3. 4. a rectangle arrangement with rows and columns typically storing data.
  4. 9. a value on a graph written as an ordered pair.
  5. 11. The point where a parabola crosses its axis of symmetry, typically in a quadratic equation.
  6. 12. an element in a sum, difference or sequence.
  7. 15. the number attached to a variable.
  8. 16. the number above a constant.
  9. 18. A letter used to represent something.
  10. 20. a number on its own.
Down
  1. 2. a value greater than zero (2 words).
  2. 5. the distance between a number and 0 (2 words).
  3. 6. a single term.
  4. 7. a number that is raised to a power.
  5. 8. a list of numbers that may be generated with a rule.
  6. 10. a value less than zero (2 words).
  7. 13. the study of mathematical symbols and the rules for manipulating those symbols.
  8. 14. rewriting an expression as a product.
  9. 17. the middle number in an ordered list of data.
  10. 19. A place where data is plotted.