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If A=[(cosalpha,-sinalpha,0),(sinalpha,c...

If `A=[(cosalpha,-sinalpha,0),(sinalpha,cosalpha,0),( 0, 0, 1)],` find `a d jdotA` and verify that `A(a d jdotA)=(a d jdotA)A=|A|I_3dot`

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RD SHARMA ENGLISH-ADJOINTS AND INVERSE OF MATRIX-All Questions
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