Find \( k \) for which \( \left|\begin{array}{cc}k & -2 \\ 5 & 7\en...
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Find \( k \) for which \( \left|\begin{array}{cc}k & -2 \\ 5 & 7\end{array}\right|=\left|\begin{array}{cc}1 & -1 \\ 2 & 3\end{array}\right| \)
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(1) \( \frac{-5}{7} \)
(2) \( \frac{5}{7} \)
(3) \( \frac{-3}{2} \)
(4) \( \frac{3}{2} \)
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