Mathematics, 26.06.2019 05:00 sophiaa23
Solve 2x^2 + 12x - 14 = 0 by completing the square __ a) 2(x + 6)^2 = 26; x = -6 +_/13, x = -6 - _/13 b) 2(x+6)^2 =20; x = -6 + _/20, x = -6 - _/20 c) 2(x + 3)^2 = 32; x = 1, x = -7 d) 2(x + 3)^2 =32; x = 13, x = 19
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Solve 2x^2 + 12x - 14 = 0 by completing the square __ a) 2(x + 6)^2 = 26; x = -6 +_/13, x = -6 - _...
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