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Simplifying (2u + 18)(u2 + -9) = 0 Reorder the terms: (18 + 2u)(u2 + -9) = 0 Reorder the terms: (18 + 2u)(-9 + u2) = 0 Multiply (18 + 2u) * (-9 + u2) (18(-9 + u2) + 2u * (-9 + u2)) = 0 ((-9 * 18 + u2 * 18) + 2u * (-9 + u2)) = 0 ((-162 + 18u2) + 2u * (-9 + u2)) = 0 (-162 + 18u2 + (-9 * 2u + u2 * 2u)) = 0 (-162 + 18u2 + (-18u + 2u3)) = 0 Reorder the terms: (-162 + -18u + 18u2 + 2u3) = 0 (-162 + -18u + 18u2 + 2u3) = 0 Solving -162 + -18u + 18u2 + 2u3 = 0 Solving for variable 'u'. Factor out the Greatest Common Factor (GCF), '2'. 2(-81 + -9u + 9u2 + u3) = 0 Ignore the factor 2.Subproblem 1
Set the factor '(-81 + -9u + 9u2 + u3)' equal to zero and attempt to solve: Simplifying -81 + -9u + 9u2 + u3 = 0 Solving -81 + -9u + 9u2 + u3 = 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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