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Let P be a plane lx+my+nz=0 containing ...

Let `P` be a plane `lx+my+nz=0` containing the line,`(1-x)/(1)=(y+4)/(2)=(z+2)/(3).` If plane `P` divides the line segment `AB` joining points `A(-3,-6,1)` and `B(2,4,-3)` in ratio `k:1` then the value of `k` is equal to : (1) `1.5` (2) `3` (3) `2` (4) `4`

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