A is an (m × n) matrix with m > n and ‘I’ is Identity matrix. Let – McqOptions

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1.	A is an (m × n) matrix with m > n and ‘I’ is Identity matrix. Let A1 = (AT A)-1 AT, Then which of the following statement is false?
A.	AA1A = A
B.	(AA1)2 = AA1
C.	AA1 = I
D.	AA1A = A1
Answer» E.

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