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solve by completing the square. x^2+10x=254

Guest Apr 1, 2017
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\(x^2+10x = 254\\ (x+5)^2=279\\ x+5 = \pm \sqrt{279}\\ x = -5 + \sqrt{279}\text{ OR }x =-5-\sqrt{279}\)

MaxWong  Apr 2, 2017

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