Pi Day Project Crossword

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Across
  1. 2. a real number added to an imaginary number
  2. 6. b^2-4ac
  3. 7. collecting data by having a group of people respond to questions
  4. 8. the square root of a negative
  5. 10. a value that says how many times to multiply the another value by itself
  6. 11. a list of all possible values of y
  7. 13. when a value increases over time
  8. 15. a factoring method that can be used when given a perfect square minus a perfect square
  9. 16. a polynomial of degree 2
  10. 17. the largest value that can be divided into all the values
  11. 20. the symbol for taking the root of a value
  12. 24. the middle point of a circle
  13. 27. The entire group being studied
  14. 28. a fixed solid line of an equal distance from the vertex as the directrix
  15. 29. a function with a constant raised to a variable exponent, for example f(x)=4^x
  16. 32. the power a base must be raised to get a certain number
  17. 35. the value in the middle of a set of values when all the values are listen from smallest to largest
  18. 37. numbers that are either rational or irrational
  19. 38. a number that comes before a variable and is multiplied by it
Down
  1. 1. the amount left over after a division problem
  2. 3. a subset of the entire population
  3. 4. how likely something is
  4. 5. a method of factoring a polynomial with four terms by separating the left 2 from the right 2 and dividing out the gcf of each group
  5. 6. a list of all possible values of x
  6. 8. a number that can be made by dividing an integer by an integer
  7. 9. an equation that, when simplified, has a value equal to itself
  8. 12. a fixed dotted line of an equal distance from the vertex as the focus
  9. 14. a point of the graph where the graph changes from increasing to decreasing or decreasing to increasing
  10. 18. an expression or equation with one or more variables
  11. 19. a polynomial of degree 2
  12. 21. the opposite of a function of operation
  13. 22. a straight line that goes through the vertex of a parabola
  14. 23. a value above and to the right of another value that shows the power it’s being raised to
  15. 25. something that reduces the number of x values
  16. 26. a number that can’t be made by dividing an integer by an integer
  17. 30. rewriting an expression or equation as a product of factors
  18. 31. the length between the middle point of a circle and a point along its edge
  19. 33. the sum of a set of values divided by the number of valuess that occurs more often
  20. 34. the point on a parabola where it crosses its axis of symmetry
  21. 36. when a value decreases over time