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Wendy
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![[Questions about temporary employment] My job title changed despite doing the same job under the ...](http://i.ytimg.com/vi/tT69E1YmYlM/mqdefault.jpg "[Questions about temporary employment] My job title changed despite doing the same job under the ...")
![If A = [[2,-1],[3,2]] and B = [[0,4],[-1,7]] , find (3A^2 - 2B + I).](http://i.ytimg.com/vi/0DhveErBAHA/mqdefault.jpg "If A = [[2,-1],[3,2]] and B = [[0,4],[-1,7]] , find (3A^2 - 2B + I).")