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the set of equations lambdax-y+(cos the...

the set of equations `lambdax-y+(cos theta) z=0,3x+y+2z=0`
`(cos theta) x+y+2z=0` ,`0 le theta lt 2 pi` has non-trivial solution (s)

A

A. for no value of `lambda` and `theta`

B

B. for all value of `lambda`and `theta`

C

C. for all value of `lambda` and only two values of `theta`

D

D. for only one value of `lambda` and all values of `theta`

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A
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