z^4-4z^3-z^2-16z-20=0

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Solution for z^4-4z^3-z^2-16z-20=0 equation: 


Simplifying
z4 + -4z3 + -1z2 + -16z + -20 = 0

Reorder the terms:
-20 + -16z + -1z2 + -4z3 + z4 = 0

Solving
-20 + -16z + -1z2 + -4z3 + z4 = 0

Solving for variable 'z'.

The solution to this equation could not be determined.

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