# Math B30 Terminology

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## Across

4. the set of all possible outcomes from an experiment.

6. number of each type of factors

8. the probability that an event will occur given that another event has occurred

9. the quantity ad - bc

10. events such that the occurence of one influences the occurrence of a second

17. any set of ordered pairs of numbers

20. two numbers whose product is 1.

23. the chance that a given event will occur

25. numbers that make up a matrix

27. a matrix derived from a system of equations

32. a number that can be written as a/b where a and b are integers, but b is not equal to 0.

33. The number of times an item, number, or event occurs in a set of data.

34. The number in the middle of a set of data when the data are arranged in order.

36. another name for exponent

40. a selection of a set of objects wthout regard to the order in which they are selected

41. a line that a graph of a function appears to get arbitrarily close to

42. an equation in which the graphs of the solutions form a (non-vertical) line.

43. a number that can be added to any second number without changing the second number.

44. Numbers composed of a real part of the number and an imaginary part of the number.

48. a quantity that does not change its value.

50. a list of numbers separated by commas

53. how far, on average, each number in the data set is from the mean

54. the set of all elements contained in all of the given sets

57. The number of times a number or expression (called base) is used as a factor of repeated multiplication. Also called the power.

58. a rectangular array (organization) of numbers.

60. a possible result of an experiment.

61. a sequence of numbers in which the difference between any two consecutive terms is the same.

62. an algebraic expression with two unlike terms.

64. probability that two events will occur is equal to the product of the probabilities that each will occur

65. the value of a number defined by its distance from zero on the number line.

66. A number written with an exponent

67. an arrangement of different things in a definite order

## Down

1. the set of all elements that belong to at least one of the given two or more sets.

2. a matrix containing only one column

3. a matrix with all elements equal to zero

5. an algebraic expression with three or more unlike terms.

7. any possible outcome of an experiment in probability.

9. another name for order of a matrix

11. a property which states that the sum of two addends multiplied by a number is the sum of the product of each addend and the number.

12. a matrix having the same number of rows and columns

13. describes the number of roots, whether they are real or complex, whether real or irrational, equal or not

14. a matrix containing only one row

15. any real number

16. used to describe patterns with the use of complex numbers

18. inverse of an exponential function

19. numbers that make up a sequence

21. means " the sum of"

22. one of the four regions on a Coordinate plane formed by the intersection of the x-axis and the y-axis.

24. the collection of an event occuring and an event not occuring

26. interchanging of rows and columns in a matrix

28. The number that occurs most frequently in a set of numbers

29. determines the nature of the roots

30. properties that denote an operation is independent of grouping.

31. An equation of degree 2, which has at most two solutions.

35. a function of degree 2 which has a graph that "turns around" once, resembling an umbrella-like curve that faces either rightside up or upside down. This graph is called a parabola.

37. The difference between the largest and smallest values in a numerical data set.

38. the sum of the numbers in a set of data divided by the number of pieces of data. This is what we usually call "average.".

39. a property that states that the sum of a group of numbers is the same regardless of the order in which the numbers are arranged.

40. a sequence in which the terms approach a specific value as you move farther and farther along the sequence

44. a number multiplied by a variable in an algebraic expression.

45. a sequence that is not convergent

46. the number or expression used as a factor for repeated multiplication.

47. a geometric series with no end

49. when two figures share only one common point.

51. Any mathematical sentence that contains the symbols >(greater than), <(less than), <(less than or equal to), or >(greater than or equal to).

52. a sequence of numbers in which the ratio between any two consecutive terms is the same

53. The largest exponent of x which appears in the polynomial

55. a summation of the terms in a sequence.

56. A number whose decimal form is nonterminating and nonrepeating. Irrational numbers cannot be written in the form a/b, where a and b are integers (b cannot be zero). So all numbers that is not rational is irrational.

59. a distribution symmetric around a mean

63. a picture that illustrates the relationship between two or more sets.

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