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Find the values of x in (-pi,pi) which s...

Find the values of `x in (-pi,pi)` which satisfy the equation `8^(1+|cosx|+|cos^2x|+|cos^(2x|+))=4^3`

A

`pi//3`

B

`2pi//3`

C

`-pi//3`

D

`-2pi//3`

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A, B, C, D
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