Vocab Chapters 1-4

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Across
  1. 2. the set of input values of a relation
  2. 5. two lines in the same plane that do not intersect because they have the same slope
  3. 6. one of two or more integers that can be exactly divided into another integer
  4. 8. type of equation whose graph is a parabola
  5. 9. shape of the graph of a quadratic equation
  6. 12. the number that describes a square matrix
  7. 13. the distance a number is from a specified value on a number line
  8. 14. rewrite the equation as an equivalent equation in which the variable is by itself on one side
  9. 15. a measure, denoted by r, of how well a function fits a set of data pairs (x,y)
  10. 17. type of equation whose graph is a line
  11. 19. letter that is used to represent one or more numbers
  12. 23. a relation for which each input has exactly one output
  13. 24. two lines in the same plane that intersect to form a right angle because they have opposite reciprocal slopes
  14. 28. square root of -1
  15. 31. a rectangular arrangement of numbers, called elements, in rows and columns
  16. 32. the process of finding the factors of a polynomial
Down
  1. 1. the ratio of vertical change to horizontal change; rise over run; slope
  2. 3. the parts of an expression that are added together, but not necessarily combined
  3. 4. an expression that is either a number, a variable, or the product of a number and one or more variables
  4. 5. in paired data (x, y), y tends to increase as x increases
  5. 7. a solution that must be rejected because it does not satisfy the original equation
  6. 10. in paired data (x, y), y tends to decrease as x increases
  7. 11. terms that have the same variable to the same power
  8. 16. the set of output values of a relation
  9. 18. the number in front of a variable
  10. 20. number that produces a specified quantity when multiplied by itself
  11. 21. acronym for the order of operations
  12. 22. a graph of a set of data pairs (x, y) used to determine whether there is a relationship between the variables x and y
  13. 25. a statement that two expressions are equal
  14. 26. the expression under the radical sign in the quadratic formula
  15. 27. the sum of two monomials
  16. 29. a mapping or pairing of input values with output values
  17. 30. the sum of three monomials