JEE Main 2016 Mathematics question

The distance of the point (1, –5, 9) from the plane x – y + z = 5 measured along the line x = y = z is :

Answer: (B)

Solution

Points on the line through (1, −5, 9) with direction (1, 1, 1): (1 + t, −5 + t,

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Question ID VK-008930