2x^2*x^2+1=2x^2+1

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Solution for 2x^2*x^2+1=2x^2+1 equation:


Simplifying
2x2 * x2 + 1 = 2x2 + 1

Multiply x2 * x2
2x4 + 1 = 2x2 + 1

Reorder the terms:
1 + 2x4 = 2x2 + 1

Reorder the terms:
1 + 2x4 = 1 + 2x2

Add '-1' to each side of the equation.
1 + -1 + 2x4 = 1 + -1 + 2x2

Combine like terms: 1 + -1 = 0
0 + 2x4 = 1 + -1 + 2x2
2x4 = 1 + -1 + 2x2

Combine like terms: 1 + -1 = 0
2x4 = 0 + 2x2
2x4 = 2x2

Solving
2x4 = 2x2

Solving for variable 'x'.

Reorder the terms:
-2x2 + 2x4 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-2x2 + 2x4 = 0

Factor out the Greatest Common Factor (GCF), '2x2'.
2x2(-1 + x2) = 0

Factor a difference between two squares.
2x2((1 + x)(-1 + x)) = 0

Ignore the factor 2.

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 '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 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 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Subproblem 3

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

Solution

x = {0, -1, 1}

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