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7. Straight-line graphs

Syllabus
0606–2028–2029
Topic
7
Level
—

7.1. Use straight-line equations

  • Use the equation of a straight line.

7.2. Use parallel and perpendicular gradients

  • Know and use the condition for two lines to be parallel or perpendicular.

7.3. Solve midpoint, length and bisector problems

  • Solve problems involving midpoint and length of a line.
  • Find and use the equation of a perpendicular bisector.

7.4. Transform relationships to straight-line form

  • Transform given relationships to and from straight-line form.
  • Determine unknown constants by calculating the gradient or intercept of the transformed graph.
  • Includes forms such as y = Ax^n, y = Ab^x, y^2 = Ax^3 + B, e^(2y) = Ax^2 + B and y^3 = A ln x + B.

Objective notes

4 learning objectives
ConceptIGCSE Additional Math