Find the value of the following determinant 7 2 5 4

#160;7 amp; 2 5 #160; amp;4 #160; = (7 × 4) (2 × 5) = 28 10 = 18 ...

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Solving Simultaneous Linear Equation Using Cramer's Rule

Find the valu...

Question

Find the value of the following determinant
$∣ ∣ ∣ \begin{matrix} 7 & 2 5 & 4 \end{matrix} ∣ ∣ ∣$

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Solution

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