ruth4515
ruth4515
21-10-2016
Mathematics
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How to solve 2x² - x - 3 = 0
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susanagiselle
susanagiselle
21-10-2016
2x²- x -3 = 0 ⇒ 2x²-x= 0 + 3 ⇒ 2x² - x = 3 ⇒ 2x = 3 ⇒ x = 1.5
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