12u^5+40u^4-32u^3=0

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Solution for 12u^5+40u^4-32u^3=0 equation:


Simplifying
12u5 + 40u4 + -32u3 = 0

Reorder the terms:
-32u3 + 40u4 + 12u5 = 0

Solving
-32u3 + 40u4 + 12u5 = 0

Solving for variable 'u'.

Factor out the Greatest Common Factor (GCF), '4u3'.
4u3(-8 + 10u + 3u2) = 0

Factor a trinomial.
4u3((-4 + -1u)(2 + -3u)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor 'u3' equal to zero and attempt to solve: Simplifying u3 = 0 Solving u3 = 0 Move all terms containing u to the left, all other terms to the right. Simplifying u3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-4 + -1u)' equal to zero and attempt to solve: Simplifying -4 + -1u = 0 Solving -4 + -1u = 0 Move all terms containing u to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -1u = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1u = 0 + 4 -1u = 0 + 4 Combine like terms: 0 + 4 = 4 -1u = 4 Divide each side by '-1'. u = -4 Simplifying u = -4

Subproblem 3

Set the factor '(2 + -3u)' equal to zero and attempt to solve: Simplifying 2 + -3u = 0 Solving 2 + -3u = 0 Move all terms containing u to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -3u = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3u = 0 + -2 -3u = 0 + -2 Combine like terms: 0 + -2 = -2 -3u = -2 Divide each side by '-3'. u = 0.6666666667 Simplifying u = 0.6666666667

Solution

u = {-4, 0.6666666667}

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