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Let f(x) =|{:(cos x ,1,0 ),(1,2cosx,1),(...

Let f(x) =`|{:(cos x ,1,0 ),(1,2cosx,1),(0,1,2cosx):}|` then

A

`f""((pi)/(3))=-1`

B

`f""'((pi)/(3))=sqrt (3)`

C

`int_(0)^(pi)f(x)dx=0`

D

`int_(-pi)^(pi)f(x)dx=0`

Text Solution

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The correct Answer is:
A, C, D
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