(x^4+8)(-7x^2)=

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Solution for (x^4+8)(-7x^2)= equation: 


Simplifying
(x4 + 8)(-7x2) = 0

Reorder the terms:
(8 + x4)(-7x2) = 0

Remove parenthesis around (-7x2)
(8 + x4) * -7x2 = 0

Reorder the terms for easier multiplication:
-7x2(8 + x4) = 0
(8 * -7x2 + x4 * -7x2) = 0
(-56x2 + -7x6) = 0

Solving
-56x2 + -7x6 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-7x2'.
-7x2(8 + x4) = 0

Ignore the factor -7.

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 '(8 + x4)' equal to zero and attempt to solve:

Simplifying
8 + x4 = 0

Solving
8 + x4 = 0

Move all terms containing x to the left, all other terms to the right.

Add '-8' to each side of the equation.
8 + -8 + x4 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + x4 = 0 + -8
x4 = 0 + -8

Combine like terms: 0 + -8 = -8
x4 = -8

Simplifying
x4 = -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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