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Consider the points P(p,0,0),Q(0,q,0) an...

Consider the points `P(p,0,0),Q(0,q,0) and R(0,0,r)` where `pqr!=0` then the equation of the plane PQR is (A) `px+qy+r=1` (B) `x/p+y/q+z/r=1` (C) `x+y+z+1/p+1/q+1/r=0` (D) none of these

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