If [(2+x,3,4),(1,-1,2),(x,1,-5)] is a si...

If `[(2+x,3,4),(1,-1,2),(x,1,-5)]` is a singular matrix, then x is

A

`13//25`

B

`-25//13`

C

`5//13`

D

`25//13`

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The correct Answer is:

B

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