(3x^8-18x^7+15x^6)=0

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Solution for (3x^8-18x^7+15x^6)=0 equation:


Simplifying
(3x8 + -18x7 + 15x6) = 0

Reorder the terms:
(15x6 + -18x7 + 3x8) = 0

Remove parenthesis around (15x6 + -18x7 + 3x8)
15x6 + -18x7 + 3x8 = 0

Solving
15x6 + -18x7 + 3x8 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x6'.
3x6(5 + -6x + x2) = 0

Factor a trinomial.
3x6((1 + -1x)(5 + -1x)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor 'x6' equal to zero and attempt to solve: Simplifying x6 = 0 Solving x6 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x6 = 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 '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Subproblem 3

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {1, 5}

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