Question: How do I answer this questions for linear algebra? Problem #24: Let A be a 3 X 7 matrix. Which of the following statements are

How do I answer this questions for linear algebra?

Problem #24: Let A be a 3 X 7 matrix. Which of the following statements are always true? [2 marks] (1) The rowspace of A cannot be equal to R7. (ii) IfE is a 3 X 3 elementary matrix then the matrices A and EA have the same row space. (iii) The columns of A must be dependent. (A) all of them (B) (i) and (ii) only (C) none of them (1)) (ii) and (iii) only (E) (iii) only (F) (ii) only (G) (1') only (H) (i) and (iii) only Problem #24: Save

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