Math Crossword

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Across
  1. 1. An expression of the x
  2. 6. A ratio that measures the chances of an event occurring
  3. 7. The sum if the variable of the variables of a monorail
  4. 11. A system of equations that has exactly one solution
  5. 12. The set of all x-coodinates of the ordered pairs of a relation
  6. 14. The four areas of a coordinate plane
  7. 15. Monomails that contain no variables
  8. 16. A relation in which each element of the domain is paired with exactly one element in the range
  9. 17. A set of ordered pairs
Down
  1. 1. A monorail or a sum of minimal a
  2. 2. The numerical factor of a monorail
  3. 3. The solution of a quadratic equation
  4. 4. The ratio of the change in coordinates to the change in x-coodinates
  5. 5. The use of a probability experiment to mimic a real- life situation
  6. 8. The set of all coordinates of a relation
  7. 9. A mathematical sentence stating that two mathematical expressions are equal
  8. 10. An expression that is a number, or the product of a number and one or more variables
  9. 13. If "n" is a positive integer, then n!=n (n-1) (n-2)