7x^8-567=

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Solution for 7x^8-567= equation:


Simplifying
7x8 + -567 = 0

Reorder the terms:
-567 + 7x8 = 0

Solving
-567 + 7x8 = 0

Solving for variable 'x'.

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

Add '567' to each side of the equation.
-567 + 567 + 7x8 = 0 + 567

Combine like terms: -567 + 567 = 0
0 + 7x8 = 0 + 567
7x8 = 0 + 567

Combine like terms: 0 + 567 = 567
7x8 = 567

Divide each side by '7'.
x8 = 81

Simplifying
x8 = 81

Reorder the terms:
-81 + x8 = 81 + -81

Combine like terms: 81 + -81 = 0
-81 + x8 = 0

Factor a difference between two squares.
(9 + x4)(-9 + x4) = 0

Factor a difference between two squares.
(9 + x4)((3 + x2)(-3 + x2)) = 0

Subproblem 1

Set the factor '(9 + x4)' equal to zero and attempt to solve: Simplifying 9 + x4 = 0 Solving 9 + x4 = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + x4 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + x4 = 0 + -9 x4 = 0 + -9 Combine like terms: 0 + -9 = -9 x4 = -9 Simplifying x4 = -9 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 '(3 + x2)' equal to zero and attempt to solve: Simplifying 3 + x2 = 0 Solving 3 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x2 = 0 + -3 x2 = 0 + -3 Combine like terms: 0 + -3 = -3 x2 = -3 Simplifying x2 = -3 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 '(-3 + x2)' equal to zero and attempt to solve: Simplifying -3 + x2 = 0 Solving -3 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x2 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + x2 = 0 + 3 x2 = 0 + 3 Combine like terms: 0 + 3 = 3 x2 = 3 Simplifying x2 = 3 Take the square root of each side: x = {-1.732050808, 1.732050808}

Solution

x = {-1.732050808, 1.732050808}

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