1-16x^8=0

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Solution for 1-16x^8=0 equation:


Simplifying
1 + -16x8 = 0

Solving
1 + -16x8 = 0

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + -16x8 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -16x8 = 0 + -1
-16x8 = 0 + -1

Combine like terms: 0 + -1 = -1
-16x8 = -1

Divide each side by '-16'.
x8 = 0.0625

Simplifying
x8 = 0.0625

Reorder the terms:
-0.0625 + x8 = 0.0625 + -0.0625

Combine like terms: 0.0625 + -0.0625 = 0.0000
-0.0625 + x8 = 0.0000

Factor a difference between two squares.
(0.25 + x4)(-0.25 + x4) = 0.0000

Factor a difference between two squares.
(0.25 + x4)((0.5 + x2)(-0.5 + x2)) = 0.0000

Subproblem 1

Set the factor '(0.25 + x4)' equal to zero and attempt to solve: Simplifying 0.25 + x4 = 0 Solving 0.25 + x4 = 0 Move all terms containing x to the left, all other terms to the right. Add '-0.25' to each side of the equation. 0.25 + -0.25 + x4 = 0 + -0.25 Combine like terms: 0.25 + -0.25 = 0.00 0.00 + x4 = 0 + -0.25 x4 = 0 + -0.25 Combine like terms: 0 + -0.25 = -0.25 x4 = -0.25 Simplifying x4 = -0.25 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(0.5 + x2)' equal to zero and attempt to solve: Simplifying 0.5 + x2 = 0 Solving 0.5 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x2 = 0 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x2 = 0 + -0.5 x2 = 0 + -0.5 Combine like terms: 0 + -0.5 = -0.5 x2 = -0.5 Simplifying x2 = -0.5 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 3

Set the factor '(-0.5 + x2)' equal to zero and attempt to solve: Simplifying -0.5 + x2 = 0 Solving -0.5 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + x2 = 0 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x2 = 0 + 0.5 x2 = 0 + 0.5 Combine like terms: 0 + 0.5 = 0.5 x2 = 0.5 Simplifying x2 = 0.5 Take the square root of each side: x = {-0.707106781, 0.707106781}

Solution

x = {-0.707106781, 0.707106781}

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