Q105
If the rank of a (5 × 6) matrix Q is 4, then which one of the following statements is correct?
A.
Q will have four linearly independent rows and four linearly independent columns
AnswerB.
Q will have four linearly independent rows and five linearly independent columns
C.
QQT will be invertible
D.
QTQ will be invertible
Answer: Option A
Solution
Answer: Option A
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