6u^7-28u^6+16u^5=0

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Solution for 6u^7-28u^6+16u^5=0 equation:


Simplifying
6u7 + -28u6 + 16u5 = 0

Reorder the terms:
16u5 + -28u6 + 6u7 = 0

Solving
16u5 + -28u6 + 6u7 = 0

Solving for variable 'u'.

Factor out the Greatest Common Factor (GCF), '2u5'.
2u5(8 + -14u + 3u2) = 0

Factor a trinomial.
2u5((2 + -3u)(4 + -1u)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor 'u5' equal to zero and attempt to solve: Simplifying u5 = 0 Solving u5 = 0 Move all terms containing u to the left, all other terms to the right. Simplifying u5 = 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 '(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

Subproblem 3

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

Solution

u = {0.6666666667, 4}

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