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The solution of 2x+y+z=1,x-2y-3z=1,3x+2y...

The solution of `2x+y+z=1,x-2y-3z=1,3x+2y+4z=5` is

A

1,2,3

B

1,2,`-3`

C

1,`-3`,2

D

1,3,2

Text Solution

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The correct Answer is:
C
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Knowledge Check

  • The solutioni of x+y+z=7,x+2y+3z=16,x+3y+4z=22 is

    A
    `x=1,y=-3,z=2`
    B
    `x=1,y=2,z=3`
    C
    `x=1,y=3,z=3`
    D
    `x=-1,y=4,z=4`

  • The solution of 7x+5y-13z+4=0, 9x+2y+11z=37,3x-y+z=2 is

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    `x=1,y=2,z=3`
    B
    `x=2,y=3,z=1`
    C
    `x=1,y=3,z=2`
    D
    `x=2,y=1,z=2`

  • The equations x+y+z=0,2x-y-3z=0,3x-5y+4z=0 have

    A
    unique solution
    B
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