x^4+20x^3+90x^2-100x+21=0

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Solution for x^4+20x^3+90x^2-100x+21=0 equation: 


Simplifying
x4 + 20x3 + 90x2 + -100x + 21 = 0

Reorder the terms:
21 + -100x + 90x2 + 20x3 + x4 = 0

Solving
21 + -100x + 90x2 + 20x3 + x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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