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Orthogonal matrix...

Orthogonal matrix

A

`[(cosalpha,2sinalpha),(-2sinalpha,cosalpha)]`

B

`[(cosalpha,sinalpha),(-sinalpha,cosalpha)]`

C

`[(cosalpha,sinalpha),(sinalpha,cosalpha)]`

D

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

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The correct Answer is:
B
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DISHA PUBLICATION-MATRICES-Exercise 1: Concept Builder (Topic 3)
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