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Byju's Answer
Standard XII
Mathematics
Scalar Multiplication of a Matrix
If A=[ a ...
Question
If
A
=
[
a
b
c
d
]
and
B
=
[
k
l
m
n
]
then find
A
B
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Solution
A
B
=
[
a
b
c
d
]
[
k
l
m
n
]
=
[
a
k
+
b
m
a
l
+
b
n
c
k
+
d
m
c
l
+
d
n
]
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0
Similar questions
Q.
If
A
=
[
a
b
c
d
]
,
B
=
[
p
q
r
s
]
and
C
=
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k
l
m
n
]
then find
A
B
+
A
C
Q.
If
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=
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If A=
∣
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∣
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∣
∣
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and AB= -13I then find the value of a+b-c+d
Q.
If
A
=
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Q.
In the given figure, EFGH is formed by joining midpoints of consecutive sides of square ABCD. Figures PQRS and KLMN are also formed similarly. KLMN : ABCD is
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