Mathematics, 12.03.2021 22:50, astultz309459

Solve 3x2 + 18x + 15 = 0 by completing the square. A. 3(x+3)^2 = 6; x = -3 + {sqrt 2}, x = -3 - {sqrt 2}

B. 3(x + 9)^2 = 12; x = -11, x= -7

C. 3(x + 3)^2 = 12; x = -5, x = -1

D. 3(x + 9)^2 = 228; x = -9 + {sqrt 76}, x = -9 - {sqrt 76}

Answers: 3

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Solve 3x2 + 18x + 15 = 0 by completing the square. A. 3(x+3)^2 = 6; x = -3 + {sqrt 2}, x = -3 - {sq...