質問: यदि `a=[{:(,2,2),(,-3,2):}], b=[{:(,0,-1),(,1,0):}],` तो `(b^(-1)a^(-1))^(-1)=` यदि `a=[{:(,2,2),(,-3,2):}], b=[{:(,0,-1),(,1,0):}],` तो `(b^(-1)a^(-1))^(-1)=`
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