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Question

The value of determinant of lower triangular matrix a00db0efc is

A
def
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B
abc
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C
0
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D
None of these
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Solution

The correct option is B abc
Given matrix
a00db0efc

∣ ∣a00db0efc∣ ∣=a(bc0)0+0=abc

Or,
From property, we can directly say that Determinant of upper or lower triangular square matrix is equal​ to product of its diagonal elements .










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