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Let P= {theta : sin theta - cos theta = ...

Let P= `{theta : sin theta - cos theta = sqrt2 cos theta}` and Q =`{theta : sin theta + cos theta = sqrt2 sin theta}` be two sets. Then

A

`P sub Q and Q - P ne phi`

B

`Q sub P`

C

`P cencel sub Q`

D

`P = Q`

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The correct Answer is:
D
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