Graphing Linear Equations: Slope & Intercept

Graphing Linear Equations: Slope & Intercept
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2017-03-17 21:01
This example helps students graph linear equations interactively and provides instant feedback. It demonstrates the concepts of slope and y-intercept using GeoGebra commands such as Sequence, Union, Random, Point, Line, and FractionText. Suitable for middle school and above students to learn graphing and understanding linear equations.

GeoGebra Commands & Parameters

  1. Sequence(i, i, -10, -1) → a, {-10, -9, -8, -7, -6, -5, -4, -3, -2, -1}
  2. Sequence(i, i, -10, -1) → b, {-10, -9, -8, -7, -6, -5, -4, -3, -2, -1}
  3. Sequence(i, i, 1, 10) → c, {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
  4. Union(b, c) → d
  5. Random(-12, 12) → e
  6. Point(x = 0) → A
  7. Line(A, B) → g
  8. FractionText(Slope[f]) → text1
  9. FractionText(f(0)) → text2