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Let P1 be the plane 3x-y-7z=11 and P2 be...

Let `P_1` be the plane `3x-y-7z=11` and `P_2` be the plane passing through the points `(2,-1,0),(2,0,-1)`, and `(5,1,1)`. If the foot of the perpendicular drawn from the point `(7,4,-1)` on the line of intersection of the planes `P_1` and `P_2` is `(alpha,beta,gamma)`, then `alpha+beta+gamma`is equal to....

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JEE MAINS PREVIOUS YEAR-JEE MAIN 2023-Question
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  3. Let P1 be the plane 3x-y-7z=11 and P2 be the plane passing through the...

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