Questions

If $Q$ is the image of $P (- 1, 2, - 3)$ with respect to the $y z -$ plane then the distance $P Q$ is

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detailed solution

Correct option is B

The distance from the point P(x1,y1,z1) to the yz- plane is x1The distance from the point P(-1,2,-3) to yz- plane is 1Therefore, If Q is the image of P(-1,2,-3) with respect to the yz- plane then the distance PQ is 2

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