5x^4+4x^2=

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Solution for 5x^4+4x^2= equation: 


Simplifying
5x4 + 4x2 = 0

Reorder the terms:
4x2 + 5x4 = 0

Solving
4x2 + 5x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x2'.
x2(4 + 5x2) = 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 + 5x2)' equal to zero and attempt to solve:

Simplifying
4 + 5x2 = 0

Solving
4 + 5x2 = 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 + 5x2 = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 5x2 = 0 + -4
5x2 = 0 + -4

Combine like terms: 0 + -4 = -4
5x2 = -4

Divide each side by '5'.
x2 = -0.8

Simplifying
x2 = -0.8

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
x = {0}

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