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Mathematics: Analysis and Approaches · Topic 2: Functions

SL2.1 — Straight lines

Mathematics: Analysis and Approaches · SL / HL · syllabus-mapped notes

  1. Forms of the equation of a line

    Gradient-intercept, general and point-gradient forms; finding the gradient and the intercepts.

  2. Parallel and perpendicular lines

    The gradient conditions $m_1=m_2$ and $m_1\times m_2=-1$, with gradients of inclines.

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