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Coordinate Geometry - Equation of a Straight Line

Coordinate Geometry - Equation of a Straight Line

Secondary 3

The line \(L\) passes through the points \(P(4, 2)\) and \(Q(7, -4)\).

  1. Find the equation of the line \(L\).
  2. The line \(L\) crosses the \(x\)-axis at the point \(R\).
    Find the coordinates of the point \(R\).

Solution:

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Answer:(i) \(y=-2x+10\) (ii) \(R=(5,0)\)

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