Matrices Practice Questions Ques16
Question: If $A$ is a $3 \times 3$ matrix, how many elements does it contain?
Options:
(A) 6
(B) 9
(C) 12
(D) 15
Show Answer
Answer: B
Explanation:
(A) Incorrect. A $3 \times 3$ matrix does not contain 6 elements.
(B) Correct. A $3 \times 3$ matrix contains $3 \times 3 = 9$ elements.
(C) Incorrect. A $3 \times 3$ matrix does not contain 12 elements.
(D) Incorrect. A $3 \times 3$ matrix does not contain 15 elements.
BETA
