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The inequality 2^(sintheta)+2^(costheta)...

The inequality `2^(sintheta)+2^(costheta)ge2^(1-1/sqrt(2))`,holds for all real values of `theta`

A

`theta in [0, pi]`

B

`theta in [pi, 2pi]`

C

`theta in R`

D

None

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B
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