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Find the mirror image of 2,4,7) in the p...

Find the mirror image of `2,4,7)` in the plane `3x-y+4z=2`

A

`(-5,19/3,-7/3)`

B

`(-58/13,80/13,-21/13)`

C

`(-5,-19/3,7)`

D

`(-5,19/3,7)`

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