Geometrymedium · Past Paper
What is the equation of the line passing through (2, 3) and (4, 7)?
Ay = 2x - 1
By = 2x + 1
Cy = x + 1
Dy = 3x - 3
✓ Correct Answer: A — y = 2x - 1
Slope m = (7-3)/(4-2) = 2. Equation: y - 3 = 2(x - 2) => y - 3 = 2x - 4 => y = 2x - 1.
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