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Lines, circles and parabolas

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The concept of a function
  • lesson 1 - The definition of a function
    6:47
  • lesson 2 - An additional notation for functions
    6:22
  • lesson 3 - The domain of definition of a function
    5:53
  • lesson 4 - Graphical Description of a Function
    14:52
The linear function (lines) and circles
  • lesson 1 - The linear function - Preface
    3:51
  • lesson 2 - Graph of a linear function
    11:16
  • lesson 3 -Meaning of the Constants in the Line Equation
    7:36
  • lesson 4 - Properties of the slope
    6:05
  • lesson 5 - The slope formula
    4:28
  • lesson 6 - Finding the equation of a line
    7:00
  • lesson 7 - the mutual positions of two lines
    5:52
  • exercises 1-4
    7:44
  • exercises 5-8
    3:03
  • exercises 9-12
    6:38
  • exercises 13-16
    2:54
  • exercises 17-20
    8:23
  • exercises 21-24
    2:50
  • exercises 25-26
    3:23
  • exercise 27
    3:08
  • exercise 28
    3:34
  • exercises 31-34
    5:01
The quadratic function (parabola)
  • lesson 1 - Preface
    3:35
  • lesson 2 - About the Constants in the Function
    9:40
  • lesson 3 - Intersection with the Axes
    15:58
  • lesson 4 - The Apex of the Parabola
    8:28
  • exercise 1
    6:59
  • exercise 2
    5:59
  • exercise 3
    5:24
  • exercise 4
    5:57
  • exercise 5
    8:55
  • exercise 6
    9:06
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