\( \Delta=\left|\begin{array}{ll}a_{1} & a_{2} \\ a_{3} & a_{4}\end{array}\right| \) and \( a_{i... VIDEO
\( \Delta=\left|\begin{array}{ll}a_{1} & a_{2} \\ a_{3} & a_{4}\end{array}\right| \) and \( a_{i} \in\{1,2,3\},(i=1,2,3,4) \) then number of different possible real value of \( \Delta \)https://bit.ly/YTAI_PWAP https://www.pw.live
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