Respostas

2014-05-29T23:58:37-03:00
4 (x2- 1/2) = 1/8 => 4x² - 2 = 1/8 => 4x² = 1/8 + 2 => 4x² = 17/8 => x² = 17/8.1/4 =>
=> x² = 17/32 => x = √17/√32 => x = √17/4√2 => x = √34/8
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