3x^4=75x^2

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Solution for 3x^4=75x^2 equation:


Simplifying
3x4 = 75x2

Solving
3x4 = 75x2

Solving for variable 'x'.

Reorder the terms:
-75x2 + 3x4 = 75x2 + -75x2

Combine like terms: 75x2 + -75x2 = 0
-75x2 + 3x4 = 0

Factor out the Greatest Common Factor (GCF), '3x2'.
3x2(-25 + x2) = 0

Factor a difference between two squares.
3x2((5 + x)(-5 + x)) = 0

Ignore the factor 3.

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 '(5 + x)' equal to zero and attempt to solve: Simplifying 5 + x = 0 Solving 5 + x = 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 + x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + x = 0 + -5 x = 0 + -5 Combine like terms: 0 + -5 = -5 x = -5 Simplifying x = -5

Subproblem 3

Set the factor '(-5 + x)' equal to zero and attempt to solve: Simplifying -5 + x = 0 Solving -5 + x = 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 + x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + x = 0 + 5 x = 0 + 5 Combine like terms: 0 + 5 = 5 x = 5 Simplifying x = 5

Solution

x = {0, -5, 5}

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