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Find the co-ordinates of the foot of the perpendicular drawn from the origin to the plane 5y + 8 = 0

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Find the co-ordinates of the foot of the perpendicular drawn from the origin to the plane 5y + 8 = 0

(1) (0, 8/5, 0)

(2) (0,-8/5,0)

(3) (0,-18/5,2)

(4) (8/25,0,0)

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1 Answer

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Best answer

Correct option (2) (0, -8/5,0)

Explanation:

By inspection,(0,-8/5,0) lies on the plane 5y + 8 = 0

are the coordinates of the foot of the perpendicular from the origin to the plane 

5y + 8 = 0

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