Let A be an n × n matrix with rank r(0 < r < n). Then Ax = 0 has p in – McqOptions

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1.	Let A be an n × n matrix with rank r(0 < r < n). Then Ax = 0 has p independent solutions, where p is
A.	r
B.	n
C.	n - r
D.	n + r
Answer» D. n + r

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