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Question

The determinant of the matrix ⎢ ⎢ ⎢2000817220209061⎥ ⎥ ⎥ is

A
4
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B
0
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C
15
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D
20
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Solution

The correct option is A 4
Δ=∣ ∣ ∣ ∣2000817220209061∣ ∣ ∣ ∣ = 2∣ ∣172020061∣ ∣

=(2)(2)1201=2×2×1=4



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