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Byju's Answer
Standard XII
Mathematics
Multiplication of Matrices
Matrix [[ i 0...
Question
Matrix [ i 0
A =
0 i]
Then A^2 = ?
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Solution
Here if I is taken as root of - 1 then it will show I²=-1
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Q.
I
f
A
=
[
i
0
0
i
2
]
(
i
=
√
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,
t
h
e
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[MP PET 1992]