Without expanding show that - 1 5 7 5 25 35 12 20 24 - 0

| 1 amp; 5 amp; 7 5 amp; 25 amp; 35 12 amp; 20 amp; 24 | =5| 1 amp; 5 amp; 7 1 amp; 5 amp; 7 1 ...

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Definition of a Determinant

Without expan...

Question

Without expanding show that
$∣ ∣ ∣ ∣ \begin{matrix} 1 & 5 & 7 5 & 25 & 35 12 & 20 & 24 \end{matrix} ∣ ∣ ∣ ∣$ = $0$

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