(1+i)x^3+(1+2i)x^2-(1+i)x-(1+2i)=0

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Solution for (1+i)x^3+(1+2i)x^2-(1+i)x-(1+2i)=0 equation:


Simplifying
(1 + i) * x3 + (1 + 2i) * x2 + -1(1 + i) * x + -1(1 + 2i) = 0

Reorder the terms for easier multiplication:
x3(1 + i) + (1 + 2i) * x2 + -1(1 + i) * x + -1(1 + 2i) = 0
(1 * x3 + i * x3) + (1 + 2i) * x2 + -1(1 + i) * x + -1(1 + 2i) = 0

Reorder the terms:
(ix3 + 1x3) + (1 + 2i) * x2 + -1(1 + i) * x + -1(1 + 2i) = 0
(ix3 + 1x3) + (1 + 2i) * x2 + -1(1 + i) * x + -1(1 + 2i) = 0

Reorder the terms for easier multiplication:
ix3 + 1x3 + x2(1 + 2i) + -1(1 + i) * x + -1(1 + 2i) = 0
ix3 + 1x3 + (1 * x2 + 2i * x2) + -1(1 + i) * x + -1(1 + 2i) = 0

Reorder the terms:
ix3 + 1x3 + (2ix2 + 1x2) + -1(1 + i) * x + -1(1 + 2i) = 0
ix3 + 1x3 + (2ix2 + 1x2) + -1(1 + i) * x + -1(1 + 2i) = 0

Reorder the terms for easier multiplication:
ix3 + 1x3 + 2ix2 + 1x2 + -1x(1 + i) + -1(1 + 2i) = 0
ix3 + 1x3 + 2ix2 + 1x2 + (1 * -1x + i * -1x) + -1(1 + 2i) = 0

Reorder the terms:
ix3 + 1x3 + 2ix2 + 1x2 + (-1ix + -1x) + -1(1 + 2i) = 0
ix3 + 1x3 + 2ix2 + 1x2 + (-1ix + -1x) + -1(1 + 2i) = 0
ix3 + 1x3 + 2ix2 + 1x2 + -1ix + -1x + (1 * -1 + 2i * -1) = 0
ix3 + 1x3 + 2ix2 + 1x2 + -1ix + -1x + (-1 + -2i) = 0

Reorder the terms:
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + 1x2 + 1x3 = 0

Solving
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + 1x2 + 1x3 = 0

Solving for variable 'i'.

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

Add '1' to each side of the equation.
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + 1x2 + 1 + 1x3 = 0 + 1

Reorder the terms:
-1 + 1 + -2i + -1ix + 2ix2 + ix3 + -1x + 1x2 + 1x3 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -2i + -1ix + 2ix2 + ix3 + -1x + 1x2 + 1x3 = 0 + 1
-2i + -1ix + 2ix2 + ix3 + -1x + 1x2 + 1x3 = 0 + 1

Combine like terms: 0 + 1 = 1
-2i + -1ix + 2ix2 + ix3 + -1x + 1x2 + 1x3 = 1

Add 'x' to each side of the equation.
-2i + -1ix + 2ix2 + ix3 + -1x + 1x2 + x + 1x3 = 1 + x

Reorder the terms:
-2i + -1ix + 2ix2 + ix3 + -1x + x + 1x2 + 1x3 = 1 + x

Combine like terms: -1x + x = 0
-2i + -1ix + 2ix2 + ix3 + 0 + 1x2 + 1x3 = 1 + x
-2i + -1ix + 2ix2 + ix3 + 1x2 + 1x3 = 1 + x

Add '-1x2' to each side of the equation.
-2i + -1ix + 2ix2 + ix3 + 1x2 + -1x2 + 1x3 = 1 + x + -1x2

Combine like terms: 1x2 + -1x2 = 0
-2i + -1ix + 2ix2 + ix3 + 0 + 1x3 = 1 + x + -1x2
-2i + -1ix + 2ix2 + ix3 + 1x3 = 1 + x + -1x2

Add '-1x3' to each side of the equation.
-2i + -1ix + 2ix2 + ix3 + 1x3 + -1x3 = 1 + x + -1x2 + -1x3

Combine like terms: 1x3 + -1x3 = 0
-2i + -1ix + 2ix2 + ix3 + 0 = 1 + x + -1x2 + -1x3
-2i + -1ix + 2ix2 + ix3 = 1 + x + -1x2 + -1x3

Reorder the terms:
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + x2 + x3 = 1 + x + -1x2 + -1x3 + -1 + -1x + x2 + x3

Reorder the terms:
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + x2 + x3 = 1 + -1 + x + -1x + -1x2 + x2 + -1x3 + x3

Combine like terms: 1 + -1 = 0
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + x2 + x3 = 0 + x + -1x + -1x2 + x2 + -1x3 + x3
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + x2 + x3 = x + -1x + -1x2 + x2 + -1x3 + x3

Combine like terms: x + -1x = 0
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + x2 + x3 = 0 + -1x2 + x2 + -1x3 + x3
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + x2 + x3 = -1x2 + x2 + -1x3 + x3

Combine like terms: -1x2 + x2 = 0
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + x2 + x3 = 0 + -1x3 + x3
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + x2 + x3 = -1x3 + x3

Combine like terms: -1x3 + x3 = 0
-1 + -2i + -1ix + 2ix2 + ix3 + -1x + x2 + x3 = 0

The solution to this equation could not be determined.

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