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Simplify cos theta[(cos theta,sin theta)...

Simplify `cos theta[(cos theta,sin theta),(-sin theta,cos theta)]+sin theta[(sin theta,-cos theta),(cos theta,sin theta)]`

A

`[(0,0),(0,0)]`

B

`[(0,1),(1,0)]`

C

`[(1,0),(0,0)]`

D

`[(1,0),(0,1)]`

Text Solution

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The correct Answer is:
D
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