If A=21−1−110021, then which of the following statement(s) is/are correct?
(A) A is singular matrix
(B) |3A| = 135
(C) |adj A| = 125
(D) ∣A−1∣=51
Choose the correct answer from the options given below:
Held on 26 May 2025 · Verified 13 Jul 2026.
(B) and (D) only
(A) and (C) only
(B) and (C) only
(A) only
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