Extra Credit Crossword

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Across
  1. 1. the number system that includes imaginary numbers
  2. 5. y=kxz
  3. 6. coordinate plane is divided in 4 sections called:
  4. 9. y=kx
  5. 11. largest values within a certain interval
  6. 12. f(-x)=f(x)
  7. 18. f(x)=x
  8. 19. f(-x)=f(-x)
  9. 20. i=rad negative one
  10. 21. correspondence between 2 sets
  11. 25. sum of monomials
Down
  1. 2. smallest values within a certain interval
  2. 3. where the minimum and maximum of the graph is located
  3. 4. for every x value there is exactly one y value
  4. 7. vertical line that divides the parabola into two equal parts
  5. 8. steepness of a line
  6. 10. Humber of times a zero of a function occurs
  7. 13. (a,b); greater/less than
  8. 14. [a,b]; greater/less than or equal to
  9. 15. graph of a quadratic function
  10. 16. the number and type of solutions
  11. 17. y=k/x
  12. 22. set of y values
  13. 23. set of x values
  14. 24. values that make a true statement