2x^4-27x^2=-3x^3

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Solution for 2x^4-27x^2=-3x^3 equation:


Simplifying
2x4 + -27x2 = -3x3

Reorder the terms:
-27x2 + 2x4 = -3x3

Solving
-27x2 + 2x4 = -3x3

Solving for variable 'x'.

Reorder the terms:
-27x2 + 3x3 + 2x4 = -3x3 + 3x3

Combine like terms: -3x3 + 3x3 = 0
-27x2 + 3x3 + 2x4 = 0

Factor out the Greatest Common Factor (GCF), 'x2'.
x2(-27 + 3x + 2x2) = 0

Factor a trinomial.
x2((-9 + -2x)(3 + -1x)) = 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 '(-9 + -2x)' equal to zero and attempt to solve: Simplifying -9 + -2x = 0 Solving -9 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -2x = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -2x = 0 + 9 -2x = 0 + 9 Combine like terms: 0 + 9 = 9 -2x = 9 Divide each side by '-2'. x = -4.5 Simplifying x = -4.5

Subproblem 3

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 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 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {0, -4.5, 3}

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