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The system of equations (sin 3 theta) x ...

The system of equations `(sin 3 theta) x - y+z=0,(cos 2 theta)x+4y+3z=0, 2x+7y+7z=0` has non trivial solutions if

A

`n pi +(-1)^(n)pi//6, AA n in Z`

B

`n pi+(-1)^(n) pi//3, AA n in Z`

C

`n pi+(-1)^(n)pi//9, AA n in Z`

D

`n pi +(-1)^(n)(pi)/12, AA n in Z`

Text Solution

Verified by Experts

The correct Answer is:
A
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