36x^8-16x^4=0

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Solution for 36x^8-16x^4=0 equation:


Simplifying
36x8 + -16x4 = 0

Reorder the terms:
-16x4 + 36x8 = 0

Solving
-16x4 + 36x8 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4x4'.
4x4(-4 + 9x4) = 0

Factor a difference between two squares.
4x4((2 + 3x2)(-2 + 3x2)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor 'x4' equal to zero and attempt to solve: Simplifying x4 = 0 Solving x4 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x4 = 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 '(2 + 3x2)' equal to zero and attempt to solve: Simplifying 2 + 3x2 = 0 Solving 2 + 3x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + 3x2 = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 3x2 = 0 + -2 3x2 = 0 + -2 Combine like terms: 0 + -2 = -2 3x2 = -2 Divide each side by '3'. x2 = -0.6666666667 Simplifying x2 = -0.6666666667 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 3

Set the factor '(-2 + 3x2)' equal to zero and attempt to solve: Simplifying -2 + 3x2 = 0 Solving -2 + 3x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + 3x2 = 0 + 2 Combine like terms: -2 + 2 = 0 0 + 3x2 = 0 + 2 3x2 = 0 + 2 Combine like terms: 0 + 2 = 2 3x2 = 2 Divide each side by '3'. x2 = 0.6666666667 Simplifying x2 = 0.6666666667 Take the square root of each side: x = {-0.816496581, 0.816496581}

Solution

x = {-0.816496581, 0.816496581}

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