1.

Let P be the image of the point (3,1,7) with respect to the plane x - y + z =3. Then the equation of the plane passing through P and containing the straight line x/1 = y/2 = z/1

Answer»

`x + y -3Z =0`
`3x + z=0`
`x + 4y + 7Z =0`
`2x - y =0`

Answer :C


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