Respostas

2014-03-01T21:09:49-03:00
  \left[\begin{array}{ccc}a11&a12&a13\\a21&a22&a23\\\end{array}\right]

aij = 3i + j (i≠j)
a12 = 3.1 + 2 = 3 + 2 = 5
a13 = 3.1 + 3 = 3 + 3 = 6
a21 = 3.2 + 1 = 6 + 1 = 7
a23 = 3.2 + 3 = 6 + 3 = 9

aij = 2i-3j (i=j)
a11 = 2.1 - 3.1 = 2 - 3 = -1
a22 = 2.2 - 2.2 = 4 - 4 = 0


Matriz :

  \left[\begin{array}{ccc}-1&5&6\\7&0&9\\\end{array}\right]
5 4 5