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If (i) A=[{:(cosalpha,sinalpha),(-sinalp...

If (i) `A=[{:(cosalpha,sinalpha),(-sinalpha,cosalpha):}]` then verify that A'A=I.
(ii) `A=[{:(sinalpha,cosalpha),(-cosalpha,sinalpha):}]`then verify that A'A=I.

Text Solution

Verified by Experts

The correct Answer is:
(i) `=[{:(1,0),(0,1):}]=I`
(ii) `=[{:(1,0),(0,1):}]=I`
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