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Evaluate $2 \times 2$ Determinant $\left| \begin{array} { c c } 4 & - 7 \\9 & - 4\end{array} \right|$

Question 58

Multiple Choice

Evaluate $2 \times 2$ determinant. $\left| \begin{array} { c c } 4 & - 7 \\9 & - 4\end{array} \right|$

A) 47
B) 59
C) 53

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