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Mathematics, 14.10.2019 19:20 Lovemimi4129

Which are steps that could be used to solve 0 = 9(x2 + 6x) – 18 by completing the square? check all that apply.

18 +81 = 9(x2 + 6x +9)

18+9 = 9(x2 + 6x +9)

18+ 36 = 9(x2 + 6x + 36)

11 = (x + 3)2

1342 = (x + 6)2

799 = (x + 3)2

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