Evaluate- 1 3 9 3 9 27 9 27 1

1 amp; 3 amp; 9 #160; 3 amp; 9 amp; 27 #160; 9 amp; 27 amp; 1 =1(9 529) 3(3 243)+9(81 81) = 520+720 =200 ...

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Definition of a Determinant

Evaluate: 1 ...

Question

Evaluate:
$∣ ∣ ∣ ∣ \begin{matrix} 1 & 3 & 9 3 & 9 & 27 9 & 27 & 1 \end{matrix} ∣ ∣ ∣ ∣$

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∣ ∣ ∣ ∣ \begin{matrix} 1 & 3 & 9 3 & 9 & 27 9 & 27 & 1 \end{matrix} ∣ ∣ ∣ ∣

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