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If a diagonal matrix is commutative with every matrix of the same order then it is necessarily
(a)A diagonal matrix with at least two daigonal elements different
(b)A scalar matrix
(c)Non-scalar symmetric matrix
(d)Skew symmetric matrix

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Important Questions on Matrices
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JEE Main/Advance
IMPORTANT

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JEE Main/Advance
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JEE Main/Advance
IMPORTANT

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JEE Main/Advance
IMPORTANT

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JEE Main/Advance
IMPORTANT

MEDIUM
JEE Main/Advance
IMPORTANT

HARD
JEE Main/Advance
IMPORTANT
