3x^4+x^3=4x^2

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Solution for 3x^4+x^3=4x^2 equation:


Simplifying
3x4 + x3 = 4x2

Reorder the terms:
x3 + 3x4 = 4x2

Solving
x3 + 3x4 = 4x2

Solving for variable 'x'.

Reorder the terms:
-4x2 + x3 + 3x4 = 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-4x2 + x3 + 3x4 = 0

Factor out the Greatest Common Factor (GCF), 'x2'.
x2(-4 + x + 3x2) = 0

Factor a trinomial.
x2((-4 + -3x)(1 + -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 '(-4 + -3x)' equal to zero and attempt to solve: Simplifying -4 + -3x = 0 Solving -4 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -3x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -3x = 0 + 4 -3x = 0 + 4 Combine like terms: 0 + 4 = 4 -3x = 4 Divide each side by '-3'. x = -1.333333333 Simplifying x = -1.333333333

Subproblem 3

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

Solution

x = {0, -1.333333333, 1}

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