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If |[1+sin^(2)theta,cos^(2)theta,4sin4th...

If `|[1+sin^(2)theta,cos^(2)theta,4sin4theta],[sin^(2)theta, 1+cos^(2)theta,4sin4theta],[sin^(2)theta,cos^(2)theta, 1+4sin4theta]|=0`, then the value of `theta` is

A

`(5 pi)/24, (7pi)/24`

B

`(7pi)/24, (11pi)/24`

C

`(5pi)/24,(11pi)/24`

D

none

Text Solution

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The correct Answer is:
B
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