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MCQ
The distance between the points (2, y) and (6, 1) is 5. Then y = :
Unit-7 Coordinate Geometry
A 4 or -2
B 4 only
C -2 only
D 3 or -1
Explanation

(6-2)^2 + (1-y)^2 = 25 gives (1-y)^2 = 9, so y = 4 or y = -2.

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