X^4-15x^2=16

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Solution for X^4-15x^2=16 equation: 


Simplifying
X4 + -15x2 = 16

Solving
X4 + -15x2 = 16

Solving for variable 'X'.

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

Add '15x2' to each side of the equation.
X4 + -15x2 + 15x2 = 16 + 15x2

Combine like terms: -15x2 + 15x2 = 0
X4 + 0 = 16 + 15x2
X4 = 16 + 15x2

Simplifying
X4 = 16 + 15x2

Reorder the terms:
-16 + X4 + -15x2 = 16 + 15x2 + -16 + -15x2

Reorder the terms:
-16 + X4 + -15x2 = 16 + -16 + 15x2 + -15x2

Combine like terms: 16 + -16 = 0
-16 + X4 + -15x2 = 0 + 15x2 + -15x2
-16 + X4 + -15x2 = 15x2 + -15x2

Combine like terms: 15x2 + -15x2 = 0
-16 + X4 + -15x2 = 0

The solution to this equation could not be determined.

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