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Questions  >>  CBSE XII  >>  Math  >>  Matrices
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Does A=[5312] satisfy the equation A23A7I=0 and hence find A1

No,itdoesnot;A1=1/7[2115]Yesitdoes;A1=1/7[2315]Yesitdoes;A1=1/14[2315]Noitdoesnot;A1=1/7[2315]
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