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Byju's Answer
Standard XII
Mathematics
Nilpotent Matrix
If A= [ 1 -3 ...
Question
If
A
=
[
1
−
3
2
2
0
2
]
and
B
=
[
2
−
1
−
1
1
0
−
1
]
, then the matrix
C
such that
A
+
B
+
C
is a zero matrix, is
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Solution
A
+
B
+
C
=
O
⇒
C
=
−
A
−
B
⇒
C
=
−
[
1
−
3
2
2
0
2
]
−
[
2
−
1
−
1
1
0
−
1
]
⇒
C
=
[
−
1
−
2
3
+
1
−
2
+
1
−
2
−
1
0
−
0
−
2
+
1
]
⇒
C
=
[
−
3
4
−
1
−
3
0
−
1
]
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0
Similar questions
Q.
If A =
1
-
3
2
2
0
2
and, B =
2
-
1
-
1
1
0
-
1
, find the matrix C such that A + B + C is zero matrix.
Q.
If
A
=
⎡
⎢
⎣
1
5
1
2
0
−
1
−
3
2
1
⎤
⎥
⎦
,
B
=
⎡
⎢
⎣
3
4
2
−
1
2
0
2
5
3
⎤
⎥
⎦
and
C
=
⎡
⎢
⎣
4
0
1
1
3
−
2
2
2
3
⎤
⎥
⎦
, then compute
(
A
+
B
)
and
(
B
−
C
)
.
Also, verify that
A
+
(
B
−
C
)
=
(
A
+
B
)
−
C
Q.
If A =
1
-
3
2
2
0
2
and, B =
2
-
1
-
1
1
0
-
1
, find the matrix C such that A + B + C is zero matrix.
Q.
If
A
=
⎡
⎢
⎣
2
2
−
3
1
4
0
⎤
⎥
⎦
,
B
=
⎡
⎢
⎣
6
2
1
3
0
4
⎤
⎥
⎦
, find matrix
C
such that
A
+
B
+
C
=
O
, where
O
is the zero matrix.
Q.
If
a
≠
b
≠
c
such that
∣
∣ ∣ ∣
∣
a
3
−
1
b
3
−
1
c
3
−
1
a
b
c
a
2
b
2
c
2
∣
∣ ∣ ∣
∣
=
0
then
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Nilpotent Matrix
Standard XII Mathematics
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