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If A = [( 1, cos theta , 1),( - cos thet...

If `A = [( 1, cos theta , 1),( - cos theta ,1,cos theta ),( -1 , - cos theta ,1)] ` where `0 le theta le 2 pi` then …..

A

Det (A)=0

B

Det (A)` in ( 2 , prop )`

C

Det ` (A) in (2,4)`

D

Det (A) ` in [2,4]`

Text Solution

Verified by Experts

The correct Answer is:
D
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