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Dadas as matrizes A=(aij) e B=(bij), quadradas de ordem 2, com aij= 2i²-7j e bij=5i-3j, encontre C=A+B
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A= ![\left[\begin{array}{ccc}-3&-10\\9&2\\\end{array}\right]](https://tex.z-dn.net/?f=++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-3%26amp%3B-10%5C%5C9%26amp%3B2%5C%5C%5Cend%7Barray%7D%5Cright%5D+ "\left[\begin{array}{ccc}-3&-10\\9&2\\\end{array}\right]")
B =![\left[\begin{array}{ccc}2&-1\\7&4\\\end{array}\right]](https://tex.z-dn.net/?f=++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D2%26amp%3B-1%5C%5C7%26amp%3B4%5C%5C%5Cend%7Barray%7D%5Cright%5D+ "\left[\begin{array}{ccc}2&-1\\7&4\\\end{array}\right]")
A+B=![\left[\begin{array}{ccc}-3+2&-10+(-1)\\9+7&2+4\\\end{array}\right]](https://tex.z-dn.net/?f=++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-3%2B2%26amp%3B-10%2B%28-1%29%5C%5C9%2B7%26amp%3B2%2B4%5C%5C%5Cend%7Barray%7D%5Cright%5D+ "\left[\begin{array}{ccc}-3+2&-10+(-1)\\9+7&2+4\\\end{array}\right]")
Logo, C=![\left[\begin{array}{ccc}-1&-11\\16&6\\\end{array}\right]](https://tex.z-dn.net/?f=++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-1%26amp%3B-11%5C%5C16%26amp%3B6%5C%5C%5Cend%7Barray%7D%5Cright%5D+ "\left[\begin{array}{ccc}-1&-11\\16&6\\\end{array}\right]")
B =
A+B=
Logo, C=
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