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Question: If the coordinates of the points A, B, C be (– 1, 5), (0, 0) and (2, 2) respectively and D be the middle point of BC, then the equation of the perpendicular drawn from B to the line AD is

1) $x+2y=0$

2) $2x+y=0$

3) $x-2y=0$

4) $2x-y=0$

Solution:

Explanation: No Explanation

Slope of line Equation of line in different forms

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