Relations and functions

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Across
  1. 2. this is formed by the intersection of two number lines
  2. 3. the horizontal axis
  3. 6. the set of x values in a relation
  4. 8. a set of numbers written in (x,y)
  5. 9. the y value of an ordered pair
  6. 10. The four regions that the x and y axis split the coordinate plane
  7. 12. the set of y values in a relation
  8. 13. the vertical axis
  9. 15. each element of the domain is paired with one element of the range
Down
  1. 1. this is where the x and y axis intersect
  2. 4. the x value of an ordered pair
  3. 5. the x intercepts
  4. 7. a value substituted for an x value function
  5. 11. a set of ordered pairs
  6. 14. the result of substituting a value into a function