Let OP = - 1 i + j + k , OQ = i + - 1 j + k and OR = i + j + 1 2 k be three vectors, where , R - 0 and O...

Question

Let OP = - 1 i + j + k , OQ = i + - 1 j + k and OR = i + j + 1 2 k be three vectors, where , R - 0 and O denotes the origin. If ( OP OQ ) OR = 0 and the point ( , , 2) lies on the plane 3x + 3y - z + l = 0, then the value of l is _____.

Accepted Answer

5

JEE Advanced 2024 Mathematics question

Solution

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