Question

Ce mister propun înmulţirile următoare? abcx d 5 e a 5 df 2 55 c 5 a a ax a a mmm mmm m884 1a3x b c 612 cad 5ef2​

Answer 1

$\left|\begin{array}{ccccc}&1&2&3&\\&&4&5&\\-&-&-&-&\\&6&1&5&\\4&9&2&&\\-&-&-&-&\\5&5&3&5&\end{array}\right|$

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$\left|\begin{array}{ccccc}&2&2&2&\\&&2&2&\\-&-&-&-&\\&4&4&4&\\4&4&4&&\\-&-&-&-&\\4&8&8&4&\end{array}\right|$

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$\left|\begin{array}{ccccc}&1&5&3&\\&&3&4&\\-&-&-&-&\\&6&1&2&\\4&5&9&&\\-&-&-&-&\\5&2&0&2&\end{array}\right|$