(3u+12)(u^2-11u+28)=0

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Solution for (3u+12)(u^2-11u+28)=0 equation:


Simplifying
(3u + 12)(u2 + -11u + 28) = 0

Reorder the terms:
(12 + 3u)(u2 + -11u + 28) = 0

Reorder the terms:
(12 + 3u)(28 + -11u + u2) = 0

Multiply (12 + 3u) * (28 + -11u + u2)
(12(28 + -11u + u2) + 3u * (28 + -11u + u2)) = 0
((28 * 12 + -11u * 12 + u2 * 12) + 3u * (28 + -11u + u2)) = 0
((336 + -132u + 12u2) + 3u * (28 + -11u + u2)) = 0
(336 + -132u + 12u2 + (28 * 3u + -11u * 3u + u2 * 3u)) = 0
(336 + -132u + 12u2 + (84u + -33u2 + 3u3)) = 0

Reorder the terms:
(336 + -132u + 84u + 12u2 + -33u2 + 3u3) = 0

Combine like terms: -132u + 84u = -48u
(336 + -48u + 12u2 + -33u2 + 3u3) = 0

Combine like terms: 12u2 + -33u2 = -21u2
(336 + -48u + -21u2 + 3u3) = 0

Solving
336 + -48u + -21u2 + 3u3 = 0

Solving for variable 'u'.

Factor out the Greatest Common Factor (GCF), '3'.
3(112 + -16u + -7u2 + u3) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(112 + -16u + -7u2 + u3)' equal to zero and attempt to solve: Simplifying 112 + -16u + -7u2 + u3 = 0 Solving 112 + -16u + -7u2 + 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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