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Question

∣ ∣242526252627262727∣ ∣=

A
0
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B
-1
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C
1
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D
2
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Solution

The correct option is C 1
∣ ∣242526252627262727∣ ∣

Apply operations R3R3R2,R2R2R1

=∣ ∣242526111110∣ ∣

Expand along R3

=1(2526)1(2426)=1+2=1

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