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2 votes
2 votes
Construa a matriz B=(bij)2×4 definida por
Bij= 1, se i=j
i+j, se i≠j​

User Napon
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1 Answer

26 votes
26 votes

Answer:


\left[\begin{array}{cccc}1&3&4&5\&3&1&5&6\end{array}\right]

The only ones are on the "diagonal", where i = j. Else the position is simply the sum.

User Chaim Geretz
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