Unit 4 Vocabulary

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Across
  1. 3. a sequence of non-zero numbers where each term after the first is found by multiplying the previous one by a fixed, non-zero number called the common ratio.
  2. 5. a function of the form f(x) = ab^x, where a and b are real numbers with a ≠ 0, b>0, and b ≠ 1
  3. 9. infinity (the left) and positive infinity (the right).
  4. 13. A number that cannot be written as a quotient of two integers.
  5. 15. the movement of the graph of a function to the left or right by a certain number of units.
  6. 20. How the graph (y) behave as x goes to
  7. 21. a number without fractions; an integer.
  8. 23. a pair of numbers used to locate a point on the coordinate plane.
  9. 26. the branch of mathematics dealing with objects that can assume only distinct, separated values.
  10. 27. the set of all possible inputs for the function.
  11. 28. a formula that defines each term of a sequence using preceding term(s).
  12. 30. a quantity that can be expressed as an infinite decimal expansion.
Down
  1. 1. the percentage change in value over a defined period of time.
  2. 2. a way of writing subsets of the real number line.
  3. 4. A number multiplied by a variable in an algebraic expression.
  4. 6. a number that occurs commonly and obviously in nature.
  5. 7. if the values belonging to the set can take on ANY value within a finite or infinite interval.
  6. 8. a statement that the values of two mathematical expressions are equal.
  7. 10. the y-coordinate of a point where a graph crosses the y-axis.
  8. 11. A transformation where each point in a shape appears at an equal distance on the opposite side of a given line - the line of reflection.
  9. 12. a number that is of the form p/q where p and q are integers and q is not equal to 0.
  10. 14. A formula that allows direct computation.
  11. 16. the up or down movement of the graph of a function.
  12. 17. the x-coordinate of a point where a graph crosses the x-axis.
  13. 18. Each number in a sequence.
  14. 19. a quantity whose value is selected for the particular circumstances and in relation to which other variable quantities may be expressed.
  15. 22. A symbol used to represent a quantity that can change.
  16. 24. a number that is a typical representation of a group of numbers.
  17. 25. A model of the form y = abˣ.
  18. 29. the set of possible output values, which are shown on the y-axis.