If the angle between the line x+1 1 = y-1 2 = z-2 2 and the plane 2x-y+ z+4=0 is such that = 13 then the value of is

JEE Advanced Mathematics question

If the angle between the line and the plane is such that then the value of is

Answer: (B)

The angle between a line and a plane satisfies (it is the complement of the angle between the line and the normal). Here , ; ,

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Question ID VK-110177