If P is involutory matrix and Q is idempotent matrix and PQ=P, then PQ – InterviewSolution

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1.	If P is involutory matrix and Q is idempotent matrix and PQ=P, then PQ100+P100Q=
Answer» If $P$ is involutory matrix and $Q$ is idempotent matrix and $P Q = P,$ then $P Q^{100} + P^{100} Q =$

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