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find the image of the point (2,-1,3) in ...

find the image of the point `(2,-1,3)` in the plane `3x-2y+z=9`.

A

`(12/7,3/7,19/7)`

B

`(8/7, (-13)/7, 19/7)`

C

`(8/7,(+3)/7,(-19)/7)`

D

`((-8)/7,13/7,19/7)`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • The image of the point (-1, 3, 4) in the plane x-2y=0 is

    A
    `(15, 11, 4)`
    B
    `(-(17)/(3), -(19)/(3), 1)`
    C
    `(8, 4, 4)`
    D
    `((9)/(5), (-13)/(5), 4)`
  • The image of the point (-1,3,4) in the plane x-2y=0 is :

    A
    `(15,11,4)`
    B
    `(-17/3,-19/3,1)`
    C
    `(8,4,4)`
    D
    `(9/5,-13/5,4)`
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