(x^2-1)(2x+4)=0

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Solution for (x^2-1)(2x+4)=0 equation: 


Simplifying
(x2 + -1)(2x + 4) = 0

Reorder the terms:
(-1 + x2)(2x + 4) = 0

Reorder the terms:
(-1 + x2)(4 + 2x) = 0

Multiply (-1 + x2) * (4 + 2x)
(-1(4 + 2x) + x2(4 + 2x)) = 0
((4 * -1 + 2x * -1) + x2(4 + 2x)) = 0
((-4 + -2x) + x2(4 + 2x)) = 0
(-4 + -2x + (4 * x2 + 2x * x2)) = 0
(-4 + -2x + (4x2 + 2x3)) = 0
(-4 + -2x + 4x2 + 2x3) = 0

Solving
-4 + -2x + 4x2 + 2x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-2 + -1x + 2x2 + x3) = 0

Ignore the factor 2.

Subproblem 1
Set the factor '(-2 + -1x + 2x2 + x3)' equal to zero and attempt to solve:

Simplifying
-2 + -1x + 2x2 + x3 = 0

Solving
-2 + -1x + 2x2 + x3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

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