Question: A is a (77) matrix. B is a (3113) matrix. Which three of the following statements are true? (There are only three correct options -

A is a (77) matrix. B is a (3113) matrix. Which three of the following statements are true? (There are only three correct options - you get the mark only for identifying all three correct options while selecting no incorrect options)

A. The matrix A might have an inverse

B. The matrix B cannot have an inverse

C. The matrix A must have an inverse

D. The matrix AAT cannot have an inverse

E. The matrix A cannot have an inverse

F. The matrix B might have an inverse

G. The matrix B must have an inverse

H. The matrix C=BTB might have an inverse

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