2b^4-32=

Solution for 2b^4-32= equation:

Simplifying
2b4 + -32 = 0

Reorder the terms:
-32 + 2b4 = 0

Solving
-32 + 2b4 = 0

Solving for variable 'b'.

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

Add '32' to each side of the equation.
-32 + 32 + 2b4 = 0 + 32

Combine like terms: -32 + 32 = 0
0 + 2b4 = 0 + 32
2b4 = 0 + 32

Combine like terms: 0 + 32 = 32
2b4 = 32

Divide each side by '2'.
b4 = 16

Simplifying
b4 = 16

Reorder the terms:
-16 + b4 = 16 + -16

Combine like terms: 16 + -16 = 0
-16 + b4 = 0

Factor a difference between two squares.
(4 + b2)(-4 + b2) = 0

Factor a difference between two squares.
(4 + b2)((2 + b)(-2 + b)) = 0

Subproblem 1
Set the factor '(4 + b2)' equal to zero and attempt to solve:

Simplifying
4 + b2 = 0

Solving
4 + b2 = 0

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

Add '-4' to each side of the equation.
4 + -4 + b2 = 0 + -4

Combine like terms: 4 + -4 = 0
0 + b2 = 0 + -4
b2 = 0 + -4

Combine like terms: 0 + -4 = -4
b2 = -4

Simplifying
b2 = -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 + b)' equal to zero and attempt to solve:

Simplifying
2 + b = 0

Solving
2 + b = 0

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

Add '-2' to each side of the equation.
2 + -2 + b = 0 + -2

Combine like terms: 2 + -2 = 0
0 + b = 0 + -2
b = 0 + -2

Combine like terms: 0 + -2 = -2
b = -2

Simplifying
b = -2
Subproblem 3
Set the factor '(-2 + b)' equal to zero and attempt to solve:

Simplifying
-2 + b = 0

Solving
-2 + b = 0

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

Add '2' to each side of the equation.
-2 + 2 + b = 0 + 2

Combine like terms: -2 + 2 = 0
0 + b = 0 + 2
b = 0 + 2

Combine like terms: 0 + 2 = 2
b = 2

Simplifying
b = 2
Solution
b = {-2, 2}