Respostas

2014-05-22T12:43:32-03:00
L=100(-x+3)(x-4) 
L=100(-x² + 4x + 3x - 12)
L=100(x² - 7x + 12)

100² - 7(100) + 12
10000 - 700 + 12 = 9312

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