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Byju's Answer
Standard XII
Mathematics
Consistency of Linear System of Equations
Find the valu...
Question
Find the value of the following determinant:
∣
∣
∣
1.2
0.03
0.57
−
0.23
∣
∣
∣
A
−
0.2661
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B
−
0.2471
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C
−
0.2381
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D
−
0.2931
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Solution
The correct option is
C
−
0.2931
The value of the determinant
∣
∣
∣
1.2
0.03
0.57
−
0.23
∣
∣
∣
is
(
1.2
×
−
.23
)
−
(
0.57
×
.03
)
=
−
0.276
−
0.0171
=
−
0.2931
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0
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