InterviewSolution
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P (vecp) and Q (vecq) are the position vectors of two fixed points and R(vecr) is the postion vector of a variable point. If R moves such that (vecr-vecp)xx (vecr-vecq)=vec0then the locus of R is |
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Answer» a plane containing the origian O and PARALLEL to TWO non-collinear vectors `vec(OP) and vec(OQ) `
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