2m^4=128m^2

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Solution for 2m^4=128m^2 equation:


Simplifying
2m4 = 128m2

Solving
2m4 = 128m2

Solving for variable 'm'.

Reorder the terms:
-128m2 + 2m4 = 128m2 + -128m2

Combine like terms: 128m2 + -128m2 = 0
-128m2 + 2m4 = 0

Factor out the Greatest Common Factor (GCF), '2m2'.
2m2(-64 + m2) = 0

Factor a difference between two squares.
2m2((8 + m)(-8 + m)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor 'm2' equal to zero and attempt to solve: Simplifying m2 = 0 Solving m2 = 0 Move all terms containing m to the left, all other terms to the right. Simplifying m2 = 0 Take the square root of each side: m = {0}

Subproblem 2

Set the factor '(8 + m)' equal to zero and attempt to solve: Simplifying 8 + m = 0 Solving 8 + m = 0 Move all terms containing m to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + m = 0 + -8 Combine like terms: 8 + -8 = 0 0 + m = 0 + -8 m = 0 + -8 Combine like terms: 0 + -8 = -8 m = -8 Simplifying m = -8

Subproblem 3

Set the factor '(-8 + m)' equal to zero and attempt to solve: Simplifying -8 + m = 0 Solving -8 + m = 0 Move all terms containing m to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + m = 0 + 8 Combine like terms: -8 + 8 = 0 0 + m = 0 + 8 m = 0 + 8 Combine like terms: 0 + 8 = 8 m = 8 Simplifying m = 8

Solution

m = {0, -8, 8}

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