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Let A=B B^(T)+C C^(T), where B=[(cos the...

Let `A=B B^(T)+C C^(T)`, where `B=[(cos theta),(sin theta)], C=[(sin theta),(-cos theta)], theta in R`. Then prove that a is unit matrix.

A

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

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
C
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