Precalculus

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Full list of words from this list:

words only definitions & notes
  1. absolute value
    a real number regardless of its sign
  2. acute
    (of an angle) less than 90 degrees
  3. acute angle
    an angle less than 90 degrees but more than 0 degrees
  4. arc
    a continuous portion of a circle
  5. asymptote
    a straight line that is the limiting value of a curve
  6. base
    the bottom side of a geometric figure
  7. binomial
    a quantity expressed as a sum or difference of two terms
  8. binomial theorem
    a theorem giving the expansion of a binomial raised to a given power
  9. Cartesian product
    the set of elements common to two or more sets
  10. circumference
    the length of the closed curve of a circle
  11. coefficient
    a constant number that serves as a measure of some property
  12. complex number
    (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1
  13. composition
    the way in which someone or something is put together
  14. cone
    a shape with a circular base and sides tapering to a point
  15. conic section
    (geometry) a curve generated by the intersection of a plane and a circular cone
  16. converge
    approach a limit as the number of terms increases
  17. conversion
    a change in the units or form of an expression
  18. coordinate system
    a system that uses coordinates to establish position
  19. cosecant
    ratio of the hypotenuse to the opposite side of a right-angled triangle
  20. cosine
    ratio of the adjacent side to the hypotenuse of a right-angled triangle
  21. degree
    a measure for arcs and angles
  22. dependent variable
    a quantity whose value depends on another quantity
  23. displacement
    an event in which something is shifted without rotation
  24. distance
    the size of the gap between two places
  25. diverge
    have no limits as a mathematical series
  26. domain
    a set of possible values of the independent variable
  27. dot product
    a real number (a scalar) that is the product of two vectors
  28. eccentricity
    a ratio describing the shape of a conic section
  29. ellipse
    a closed plane curve with an oval shape
  30. equation
    a mathematical statement that two expressions are the same
  31. expansion
    a function expressed as a sum or product of terms
  32. exponent
    notation of how many times to multiply a quantity by itself
  33. exponential
    involving a quantity being multiplied by itself
  34. exponential decay
    a decrease that follows an exponential function
  35. expression
    a group of symbols that make a mathematical statement
  36. factor
    resolve into numbers that form a product when multiplied
  37. factorization
    breaking down an integer or polynomial into its divisors
  38. focus
    a fixed point on the concave side of a conic section
  39. formula
    a group of symbols that make a mathematical statement
  40. function
    a mathematical relation associating elements between sets
  41. graph
    a visual representation of the relations between quantities
  42. hyperbola
    an open, symmetrical plane curve with two branches
  43. identity
    an operator that leaves an element unchanged
  44. independent variable
    a value that does not depend on changes in other values
  45. intercept
    the point at which a line intersects a coordinate axis
  46. inverse function
    a function obtained by expressing the dependent variable of one function as the independent variable of another; f and g are inverse functions if f(x)=y and g(y)=x
  47. linear
    involving an equation whose terms are of the first degree
  48. logarithm
    the exponent required to produce a given number
  49. magnitude
    the property of relative size or extent
  50. matrix
    an array of quantities set out by rows and columns
  51. model
    a hypothetical description of a complex entity or process
  52. negative
    less than zero
  53. nonlinear
    designating or involving an equation whose terms are not of the first degree
  54. oblique triangle
    a triangle that contains no right angle
  55. origin
    the point of intersection of axes on a coordinate plane
  56. parabola
    a symmetrical, approximately U-shaped curve
  57. parallel
    being everywhere equidistant and not intersecting
  58. period
    the interval to complete one cycle of a repeating phenomenon
  59. periodic
    happening or recurring at regular intervals
  60. periodicity
    the quality of recurring at regular intervals
  61. perpendicular
    intersecting at or forming right angles
  62. polynomial
    a mathematical function that is the sum of a number of terms
  63. power
    notation indicating a quantity multiplied by itself
  64. product
    the set of elements common to two or more sets
  65. proof
    a formal series of statements showing that something is true
  66. quadratic
    a polynomial of the second degree
  67. quadratic equation
    an equation in which the highest power of an unknown quantity is a square
  68. quotient
    the number obtained by division
  69. radian
    the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)
  70. range
    the set of values that is the output of a function
  71. ratio
    relation with respect to comparative quantity or magnitude
  72. rational
    capable of being expressed as a quotient of integers
  73. ray
    (mathematics) a straight line extending from a point
  74. remainder
    the part of the dividend that is left over
  75. right triangle
    a triangle with one right angle
  76. scalar
    a variable quantity that cannot be resolved into components
  77. secant
    a straight line that intersects a curve at two or more points
  78. sequence
    serial arrangement in which things follow in logical order
  79. sine
    ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle
  80. slope
    the property of a line that departs from the horizontal
  81. speed
    distance travelled per unit time
  82. sphere
    a solid figure bounded by a round surface
  83. square root
    a number that when multiplied by itself equals a given number
  84. tangent
    ratio of the opposite and adjacent sides of a right triangle
  85. transformation
    a change in the position of a figure on a coordinate plane
  86. trigonometric function
    function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle
  87. trigonometry
    the mathematics of three-sided figures and their functions
  88. vector
    a quantity that has magnitude and direction
  89. velocity
    distance traveled per unit time in one direction
  90. vertex
    the point of intersection of lines
Created on Fri Feb 10 14:48:26 EST 2017 (updated Wed Mar 29 15:55:51 EDT 2017)

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