यदि A^(-1)=[{:(3,-1,1),(-15,6,-5),(5,-2...

यदि `A^(-1)=[{:(3,-1,1),(-15,6,-5),(5,-2,2):}]` और `B=[{:(1,2,-2),(-1,3,0),(0,-2,1):}]`, हो तो `(AB)^(-1)` का मान ज्ञात कीजिए!

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