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Simplifying (3x2 + 12x + 9)(x + 3) = 0 Reorder the terms: (9 + 12x + 3x2)(x + 3) = 0 Reorder the terms: (9 + 12x + 3x2)(3 + x) = 0 Multiply (9 + 12x + 3x2) * (3 + x) (9(3 + x) + 12x * (3 + x) + 3x2 * (3 + x)) = 0 ((3 * 9 + x * 9) + 12x * (3 + x) + 3x2 * (3 + x)) = 0 ((27 + 9x) + 12x * (3 + x) + 3x2 * (3 + x)) = 0 (27 + 9x + (3 * 12x + x * 12x) + 3x2 * (3 + x)) = 0 (27 + 9x + (36x + 12x2) + 3x2 * (3 + x)) = 0 (27 + 9x + 36x + 12x2 + (3 * 3x2 + x * 3x2)) = 0 (27 + 9x + 36x + 12x2 + (9x2 + 3x3)) = 0 Combine like terms: 9x + 36x = 45x (27 + 45x + 12x2 + 9x2 + 3x3) = 0 Combine like terms: 12x2 + 9x2 = 21x2 (27 + 45x + 21x2 + 3x3) = 0 Solving 27 + 45x + 21x2 + 3x3 = 0 Solving for variable 'x'. Factor out the Greatest Common Factor (GCF), '3'. 3(9 + 15x + 7x2 + x3) = 0 Ignore the factor 3.Subproblem 1
Set the factor '(9 + 15x + 7x2 + x3)' equal to zero and attempt to solve: Simplifying 9 + 15x + 7x2 + x3 = 0 Solving 9 + 15x + 7x2 + x3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.
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