-x^3+x-1=(1-x)(3x^2-1)

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Solution for -x^3+x-1=(1-x)(3x^2-1) equation:


Simplifying
-1x3 + x + -1 = (1 + -1x)(3x2 + -1)

Reorder the terms:
-1 + x + -1x3 = (1 + -1x)(3x2 + -1)

Reorder the terms:
-1 + x + -1x3 = (1 + -1x)(-1 + 3x2)

Multiply (1 + -1x) * (-1 + 3x2)
-1 + x + -1x3 = (1(-1 + 3x2) + -1x * (-1 + 3x2))
-1 + x + -1x3 = ((-1 * 1 + 3x2 * 1) + -1x * (-1 + 3x2))
-1 + x + -1x3 = ((-1 + 3x2) + -1x * (-1 + 3x2))
-1 + x + -1x3 = (-1 + 3x2 + (-1 * -1x + 3x2 * -1x))
-1 + x + -1x3 = (-1 + 3x2 + (1x + -3x3))

Reorder the terms:
-1 + x + -1x3 = (-1 + 1x + 3x2 + -3x3)
-1 + x + -1x3 = (-1 + 1x + 3x2 + -3x3)

Add '1' to each side of the equation.
-1 + x + 1 + -1x3 = -1 + 1x + 3x2 + 1 + -3x3

Reorder the terms:
-1 + 1 + x + -1x3 = -1 + 1x + 3x2 + 1 + -3x3

Combine like terms: -1 + 1 = 0
0 + x + -1x3 = -1 + 1x + 3x2 + 1 + -3x3
x + -1x3 = -1 + 1x + 3x2 + 1 + -3x3

Reorder the terms:
x + -1x3 = -1 + 1 + 1x + 3x2 + -3x3

Combine like terms: -1 + 1 = 0
x + -1x3 = 0 + 1x + 3x2 + -3x3
x + -1x3 = 1x + 3x2 + -3x3

Solving
x + -1x3 = 1x + 3x2 + -3x3

Solving for variable 'x'.

Reorder the terms:
x + -1x + -3x2 + -1x3 + 3x3 = 1x + 3x2 + -3x3 + -1x + -3x2 + 3x3

Combine like terms: x + -1x = 0
0 + -3x2 + -1x3 + 3x3 = 1x + 3x2 + -3x3 + -1x + -3x2 + 3x3
-3x2 + -1x3 + 3x3 = 1x + 3x2 + -3x3 + -1x + -3x2 + 3x3

Combine like terms: -1x3 + 3x3 = 2x3
-3x2 + 2x3 = 1x + 3x2 + -3x3 + -1x + -3x2 + 3x3

Reorder the terms:
-3x2 + 2x3 = 1x + -1x + 3x2 + -3x2 + -3x3 + 3x3

Combine like terms: 1x + -1x = 0
-3x2 + 2x3 = 0 + 3x2 + -3x2 + -3x3 + 3x3
-3x2 + 2x3 = 3x2 + -3x2 + -3x3 + 3x3

Combine like terms: 3x2 + -3x2 = 0
-3x2 + 2x3 = 0 + -3x3 + 3x3
-3x2 + 2x3 = -3x3 + 3x3

Combine like terms: -3x3 + 3x3 = 0
-3x2 + 2x3 = 0

Factor out the Greatest Common Factor (GCF), 'x2'.
x2(-3 + 2x) = 0

Subproblem 1

Set the factor 'x2' equal to zero and attempt to solve: Simplifying x2 = 0 Solving x2 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x2 = 0 Take the square root of each side: x = {0}

Subproblem 2

Set the factor '(-3 + 2x)' equal to zero and attempt to solve: Simplifying -3 + 2x = 0 Solving -3 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + 2x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + 2x = 0 + 3 2x = 0 + 3 Combine like terms: 0 + 3 = 3 2x = 3 Divide each side by '2'. x = 1.5 Simplifying x = 1.5

Solution

x = {0, 1.5}

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