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Simplifying (4a + 3)(4a2 + 4a + -9) = 0 Reorder the terms: (3 + 4a)(4a2 + 4a + -9) = 0 Reorder the terms: (3 + 4a)(-9 + 4a + 4a2) = 0 Multiply (3 + 4a) * (-9 + 4a + 4a2) (3(-9 + 4a + 4a2) + 4a * (-9 + 4a + 4a2)) = 0 ((-9 * 3 + 4a * 3 + 4a2 * 3) + 4a * (-9 + 4a + 4a2)) = 0 ((-27 + 12a + 12a2) + 4a * (-9 + 4a + 4a2)) = 0 (-27 + 12a + 12a2 + (-9 * 4a + 4a * 4a + 4a2 * 4a)) = 0 (-27 + 12a + 12a2 + (-36a + 16a2 + 16a3)) = 0 Reorder the terms: (-27 + 12a + -36a + 12a2 + 16a2 + 16a3) = 0 Combine like terms: 12a + -36a = -24a (-27 + -24a + 12a2 + 16a2 + 16a3) = 0 Combine like terms: 12a2 + 16a2 = 28a2 (-27 + -24a + 28a2 + 16a3) = 0 Solving -27 + -24a + 28a2 + 16a3 = 0 Solving for variable 'a'. The solution to this equation could not be determined.
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