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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 `theta` is equal to

A

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

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
A
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