Evaluate the determinants
(i)
3
–1
–2
0
0
–1
3
–5
0
(ii)
3
– 4
5
1
1
–2
2
3
1
Rationalised 2023-24
 82
MATHEMATICS
(iii)
0
1
2
–1
0
–3
–2
3
0
(iv)
2
–1
–2
0
2
–1
3
–5
0
6 If A = 
1
1
–2
2
1
–3
5
4
–9










, find | A |
7 Find values of x, if
(i)
2
4
2
4
5
1
6
x
x
=
(ii)
2
3
3
4
5
2
5
x
x
=
8 If 
2
6
2
18
18
6
x
x =
, then x is equal to
(A) 6
(B) ± 6
(C) – 6
(D) 0
4