MathematicsCoordinate geometryJAMB
Find the equation of the line through (2, 1) and (4, 5).
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Answer: D. y = 2x − 3
Gradient = (5 − 1)/(4 − 2) = 2; y − 1 = 2(x − 2) gives y = 2x − 3.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.