Question

6 x ao quadrado menos x - 1 / 2x - 1​

Answer 1

6x² - x - 1

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2x - 1

6.1² - 1 - 1

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2.1 - 1

6.1 - 1 - 1

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2 - 1

6 - 0

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1

6

--

1

6