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If A(alpha,beta)=[[cosalpha,sinalpha,0],...

If `A(alpha,beta)=[[cosalpha,sinalpha,0],[-sinalpha,cosalpha,0],[ 0, 0,e^(beta)]],t h e nA(alpha,beta)^(-1)` is equal to a.`A(-alpha,-beta)` b. `A(-alpha,beta)` c. `A(alpha,-beta)` d. `A(alpha,beta)`

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