Respostas

2013-04-13T16:29:27-03:00

A = (1/4)² . ( -2)³ + ( -1/2)¹

A = 1/16 . -8 + (-1/2)

A = -8/16 - 1/2

A = -1/2 - 1/2

A = -2/2

A = -1

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