Respostas

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2014-07-31T19:02:04-03:00
(6+I ).(6+I) = 6+i . 6+i = 36+ 12i² + i²
1 5 1
2014-07-31T19:06:54-03:00
(6+i)·(6-i)
36-6i+6i-i²
-i²+36