x^6+32x^3-64=0

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Solution for x^6+32x^3-64=0 equation:


Simplifying
x6 + 32x3 + -64 = 0

Reorder the terms:
-64 + 32x3 + x6 = 0

Solving
-64 + 32x3 + x6 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '64' to each side of the equation.
-64 + 32x3 + 64 + x6 = 0 + 64

Reorder the terms:
-64 + 64 + 32x3 + x6 = 0 + 64

Combine like terms: -64 + 64 = 0
0 + 32x3 + x6 = 0 + 64
32x3 + x6 = 0 + 64

Combine like terms: 0 + 64 = 64
32x3 + x6 = 64

The x term is 32x3.  Take half its coefficient (16).
Square it (256) and add it to both sides.

Add '256' to each side of the equation.
32x3 + 256 + x6 = 64 + 256

Reorder the terms:
256 + 32x3 + x6 = 64 + 256

Combine like terms: 64 + 256 = 320
256 + 32x3 + x6 = 320

Factor a perfect square on the left side:
(x3 + 16)(x3 + 16) = 320

Calculate the square root of the right side: 17.88854382

Break this problem into two subproblems by setting 
(x3 + 16) equal to 17.88854382 and -17.88854382.

Subproblem 1

x3 + 16 = 17.88854382 Simplifying x3 + 16 = 17.88854382 Reorder the terms: 16 + x3 = 17.88854382 Solving 16 + x3 = 17.88854382 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -16 + x3 = 17.88854382 + -16 Combine like terms: 16 + -16 = 0 0 + x3 = 17.88854382 + -16 x3 = 17.88854382 + -16 Combine like terms: 17.88854382 + -16 = 1.88854382 x3 = 1.88854382 Simplifying x3 = 1.88854382 Reorder the terms: -1.88854382 + x3 = 1.88854382 + -1.88854382 Combine like terms: 1.88854382 + -1.88854382 = 0.00000000 -1.88854382 + x3 = 0.00000000 The solution to this equation could not be determined.This subproblem is being ignored because a solution could not be determined.

Subproblem 2

x3 + 16 = -17.88854382 Simplifying x3 + 16 = -17.88854382 Reorder the terms: 16 + x3 = -17.88854382 Solving 16 + x3 = -17.88854382 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -16 + x3 = -17.88854382 + -16 Combine like terms: 16 + -16 = 0 0 + x3 = -17.88854382 + -16 x3 = -17.88854382 + -16 Combine like terms: -17.88854382 + -16 = -33.88854382 x3 = -33.88854382 Simplifying x3 = -33.88854382 Reorder the terms: 33.88854382 + x3 = -33.88854382 + 33.88854382 Combine like terms: -33.88854382 + 33.88854382 = 0.00000000 33.88854382 + x3 = 0.00000000 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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