4(x+5)(x^2+1)=

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Solution for 4(x+5)(x^2+1)= equation: 


Simplifying
4(x + 5)(x2 + 1) = 0

Reorder the terms:
4(5 + x)(x2 + 1) = 0

Reorder the terms:
4(5 + x)(1 + x2) = 0

Multiply (5 + x) * (1 + x2)
4(5(1 + x2) + x(1 + x2)) = 0
4((1 * 5 + x2 * 5) + x(1 + x2)) = 0
4((5 + 5x2) + x(1 + x2)) = 0
4(5 + 5x2 + (1 * x + x2 * x)) = 0
4(5 + 5x2 + (1x + x3)) = 0

Reorder the terms:
4(5 + 1x + 5x2 + x3) = 0
4(5 + 1x + 5x2 + x3) = 0
(5 * 4 + 1x * 4 + 5x2 * 4 + x3 * 4) = 0
(20 + 4x + 20x2 + 4x3) = 0

Solving
20 + 4x + 20x2 + 4x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4'.
4(5 + x + 5x2 + x3) = 0

Ignore the factor 4.

Subproblem 1
Set the factor '(5 + x + 5x2 + x3)' equal to zero and attempt to solve:

Simplifying
5 + x + 5x2 + x3 = 0

Solving
5 + x + 5x2 + 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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