Question
Find the value of following determinant:
$\left|\begin{array}{cc}\frac{1}{2} & \frac{-2}{3} \\ \frac{3}{4} & \frac{-4}{5}\end{array}\right|$
$\left|\begin{array}{cc}\frac{1}{2} & \frac{-2}{3} \\ \frac{3}{4} & \frac{-4}{5}\end{array}\right|$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.