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Simplifying (9a + 9)(3a2 + 7a + 3) = 0 Reorder the terms: (9 + 9a)(3a2 + 7a + 3) = 0 Reorder the terms: (9 + 9a)(3 + 7a + 3a2) = 0 Multiply (9 + 9a) * (3 + 7a + 3a2) (9(3 + 7a + 3a2) + 9a * (3 + 7a + 3a2)) = 0 ((3 * 9 + 7a * 9 + 3a2 * 9) + 9a * (3 + 7a + 3a2)) = 0 ((27 + 63a + 27a2) + 9a * (3 + 7a + 3a2)) = 0 (27 + 63a + 27a2 + (3 * 9a + 7a * 9a + 3a2 * 9a)) = 0 (27 + 63a + 27a2 + (27a + 63a2 + 27a3)) = 0 Reorder the terms: (27 + 63a + 27a + 27a2 + 63a2 + 27a3) = 0 Combine like terms: 63a + 27a = 90a (27 + 90a + 27a2 + 63a2 + 27a3) = 0 Combine like terms: 27a2 + 63a2 = 90a2 (27 + 90a + 90a2 + 27a3) = 0 Solving 27 + 90a + 90a2 + 27a3 = 0 Solving for variable 'a'. Factor out the Greatest Common Factor (GCF), '9'. 9(3 + 10a + 10a2 + 3a3) = 0 Ignore the factor 9.Subproblem 1
Set the factor '(3 + 10a + 10a2 + 3a3)' equal to zero and attempt to solve: Simplifying 3 + 10a + 10a2 + 3a3 = 0 Solving 3 + 10a + 10a2 + 3a3 = 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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