Question 431958
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Hi
X^2 - 6X - 27 = 0
(X-3)^2 - 9 - 27 = 0
 (X-3)^2 = 36
  (X-3) = ± 6
    X = 3 ± 6    |X = 3+6 and X = 3-6
   X = 9 and X = -3