n^4=16

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Solution for n^4=16 equation:


Simplifying
n4 = 16

Solving
n4 = 16

Solving for variable 'n'.

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

Simplifying
n4 = 16

Reorder the terms:
-16 + n4 = 16 + -16

Combine like terms: 16 + -16 = 0
-16 + n4 = 0

Factor a difference between two squares.
(4 + n2)(-4 + n2) = 0

Factor a difference between two squares.
(4 + n2)((2 + n)(-2 + n)) = 0

Subproblem 1

Set the factor '(4 + n2)' equal to zero and attempt to solve: Simplifying 4 + n2 = 0 Solving 4 + n2 = 0 Move all terms containing n to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + n2 = 0 + -4 Combine like terms: 4 + -4 = 0 0 + n2 = 0 + -4 n2 = 0 + -4 Combine like terms: 0 + -4 = -4 n2 = -4 Simplifying n2 = -4 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 '(2 + n)' equal to zero and attempt to solve: Simplifying 2 + n = 0 Solving 2 + n = 0 Move all terms containing n to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + n = 0 + -2 Combine like terms: 2 + -2 = 0 0 + n = 0 + -2 n = 0 + -2 Combine like terms: 0 + -2 = -2 n = -2 Simplifying n = -2

Subproblem 3

Set the factor '(-2 + n)' equal to zero and attempt to solve: Simplifying -2 + n = 0 Solving -2 + n = 0 Move all terms containing n to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + n = 0 + 2 Combine like terms: -2 + 2 = 0 0 + n = 0 + 2 n = 0 + 2 Combine like terms: 0 + 2 = 2 n = 2 Simplifying n = 2

Solution

n = {-2, 2}

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