0=x^3-x^2-81x+81

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Solution for 0=x^3-x^2-81x+81 equation:


Simplifying
0 = x3 + -1x2 + -81x + 81

Reorder the terms:
0 = 81 + -81x + -1x2 + x3

Solving
0 = 81 + -81x + -1x2 + x3

Solving for variable 'x'.

Combine like terms: 0 + -81 = -81
-81 + 81x + x2 + -1x3 = 81 + -81x + -1x2 + x3 + -81 + 81x + x2 + -1x3

Reorder the terms:
-81 + 81x + x2 + -1x3 = 81 + -81 + -81x + 81x + -1x2 + x2 + x3 + -1x3

Combine like terms: 81 + -81 = 0
-81 + 81x + x2 + -1x3 = 0 + -81x + 81x + -1x2 + x2 + x3 + -1x3
-81 + 81x + x2 + -1x3 = -81x + 81x + -1x2 + x2 + x3 + -1x3

Combine like terms: -81x + 81x = 0
-81 + 81x + x2 + -1x3 = 0 + -1x2 + x2 + x3 + -1x3
-81 + 81x + x2 + -1x3 = -1x2 + x2 + x3 + -1x3

Combine like terms: -1x2 + x2 = 0
-81 + 81x + x2 + -1x3 = 0 + x3 + -1x3
-81 + 81x + x2 + -1x3 = x3 + -1x3

Combine like terms: x3 + -1x3 = 0
-81 + 81x + x2 + -1x3 = 0

The solution to this equation could not be determined.

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