Q.

Find the values of y, if the line joining (3, y) ad (2, 7) is parallel to the line joining the points (–1, 4) and (0, 6).

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Detailed Solution

Given points are
Let  A(3, y), B(2, 7), C(–1, 4), D(0, 6)
Slope of AB = slope of CDCD
7y23=640+17y1=217y=2y=9

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