z^3-2iz^2-2(2i+1)z-20-8i=0

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Solution for z^3-2iz^2-2(2i+1)z-20-8i=0 equation:


Simplifying
z3 + -2iz2 + -2(2i + 1) * z + -20 + -8i = 0

Reorder the terms:
z3 + -2iz2 + -2(1 + 2i) * z + -20 + -8i = 0

Reorder the terms for easier multiplication:
z3 + -2iz2 + -2z(1 + 2i) + -20 + -8i = 0
z3 + -2iz2 + (1 * -2z + 2i * -2z) + -20 + -8i = 0

Reorder the terms:
z3 + -2iz2 + (-4iz + -2z) + -20 + -8i = 0
z3 + -2iz2 + (-4iz + -2z) + -20 + -8i = 0

Reorder the terms:
-20 + -8i + -4iz + -2iz2 + -2z + z3 = 0

Solving
-20 + -8i + -4iz + -2iz2 + -2z + z3 = 0

Solving for variable 'i'.

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

Add '20' to each side of the equation.
-20 + -8i + -4iz + -2iz2 + -2z + 20 + z3 = 0 + 20

Reorder the terms:
-20 + 20 + -8i + -4iz + -2iz2 + -2z + z3 = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -8i + -4iz + -2iz2 + -2z + z3 = 0 + 20
-8i + -4iz + -2iz2 + -2z + z3 = 0 + 20

Combine like terms: 0 + 20 = 20
-8i + -4iz + -2iz2 + -2z + z3 = 20

Add '2z' to each side of the equation.
-8i + -4iz + -2iz2 + -2z + 2z + z3 = 20 + 2z

Combine like terms: -2z + 2z = 0
-8i + -4iz + -2iz2 + 0 + z3 = 20 + 2z
-8i + -4iz + -2iz2 + z3 = 20 + 2z

Add '-1z3' to each side of the equation.
-8i + -4iz + -2iz2 + z3 + -1z3 = 20 + 2z + -1z3

Combine like terms: z3 + -1z3 = 0
-8i + -4iz + -2iz2 + 0 = 20 + 2z + -1z3
-8i + -4iz + -2iz2 = 20 + 2z + -1z3

Reorder the terms:
-20 + -8i + -4iz + -2iz2 + -2z + z3 = 20 + 2z + -1z3 + -20 + -2z + z3

Reorder the terms:
-20 + -8i + -4iz + -2iz2 + -2z + z3 = 20 + -20 + 2z + -2z + -1z3 + z3

Combine like terms: 20 + -20 = 0
-20 + -8i + -4iz + -2iz2 + -2z + z3 = 0 + 2z + -2z + -1z3 + z3
-20 + -8i + -4iz + -2iz2 + -2z + z3 = 2z + -2z + -1z3 + z3

Combine like terms: 2z + -2z = 0
-20 + -8i + -4iz + -2iz2 + -2z + z3 = 0 + -1z3 + z3
-20 + -8i + -4iz + -2iz2 + -2z + z3 = -1z3 + z3

Combine like terms: -1z3 + z3 = 0
-20 + -8i + -4iz + -2iz2 + -2z + z3 = 0

The solution to this equation could not be determined.

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