InterviewSolution
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From any point P (a,b,c) perpendiculars PM &PN drawn to zx and xy-plane respectively. Let alpha, beta, gamma be the angles which OP makes with coordinate planes and theta be the angle which OP makes with the plane OMN must be Cosec ^(2) theta = |
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Answer» `COT ^(2) alpha + cot ^(2) BETA + cot ^(2) GAMMA ` |
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