Consider the system of linear equations ...

Consider the system of linear equations in x,y and z :
`(sin3theta)x-y+z=0`
`(cos2theta)x+4y+3z=0`
`2x+7y+7z=0`
Then which of the following can be values of `theta` for which the system has non -tribal solution ?

A

`npi+(-1)^(n)pi//6,AAn inZ`

B

`npi+(-1)^(n)pi//3,AA n inZ`

C

`npi+(-1)^(n)pi//9,AA n inZ`

D

None of these

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The correct Answer is:

A

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