0=X^4+2X^3+2X^2-4X-16

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Solution for 0=X^4+2X^3+2X^2-4X-16 equation:


Simplifying
0 = X4 + 2X3 + 2X2 + -4X + -16

Reorder the terms:
0 = -16 + -4X + 2X2 + 2X3 + X4

Solving
0 = -16 + -4X + 2X2 + 2X3 + X4

Solving for variable 'X'.

Combine like terms: 0 + 16 = 16
16 + 4X + -2X2 + -2X3 + -1X4 = -16 + -4X + 2X2 + 2X3 + X4 + 16 + 4X + -2X2 + -2X3 + -1X4

Reorder the terms:
16 + 4X + -2X2 + -2X3 + -1X4 = -16 + 16 + -4X + 4X + 2X2 + -2X2 + 2X3 + -2X3 + X4 + -1X4

Combine like terms: -16 + 16 = 0
16 + 4X + -2X2 + -2X3 + -1X4 = 0 + -4X + 4X + 2X2 + -2X2 + 2X3 + -2X3 + X4 + -1X4
16 + 4X + -2X2 + -2X3 + -1X4 = -4X + 4X + 2X2 + -2X2 + 2X3 + -2X3 + X4 + -1X4

Combine like terms: -4X + 4X = 0
16 + 4X + -2X2 + -2X3 + -1X4 = 0 + 2X2 + -2X2 + 2X3 + -2X3 + X4 + -1X4
16 + 4X + -2X2 + -2X3 + -1X4 = 2X2 + -2X2 + 2X3 + -2X3 + X4 + -1X4

Combine like terms: 2X2 + -2X2 = 0
16 + 4X + -2X2 + -2X3 + -1X4 = 0 + 2X3 + -2X3 + X4 + -1X4
16 + 4X + -2X2 + -2X3 + -1X4 = 2X3 + -2X3 + X4 + -1X4

Combine like terms: 2X3 + -2X3 = 0
16 + 4X + -2X2 + -2X3 + -1X4 = 0 + X4 + -1X4
16 + 4X + -2X2 + -2X3 + -1X4 = X4 + -1X4

Combine like terms: X4 + -1X4 = 0
16 + 4X + -2X2 + -2X3 + -1X4 = 0

The solution to this equation could not be determined.

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