MAE101_-_SU_2024_-_RE_2454.webp

Kizspy | Question: 36
(Choose 1 answer)
(See picture)
A. (i)
B. (ii)
C. (iii)
D. (iv)
Let A be an 3\times3 matrix. Find det A if AAT=31.
(i) 1
(ii) 3\sqrt{3}or~1
(iii) 3\sqrt{3}or-3\sqrt{3}
(iv) \sqrt{3}or-\sqrt{3}