(4-2i)(8-3i)=0

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Solution for (4-2i)(8-3i)=0 equation: 


Simplifying
(4 + -2i)(8 + -3i) = 0

Multiply (4 + -2i) * (8 + -3i)
(4(8 + -3i) + -2i * (8 + -3i)) = 0
((8 * 4 + -3i * 4) + -2i * (8 + -3i)) = 0
((32 + -12i) + -2i * (8 + -3i)) = 0
(32 + -12i + (8 * -2i + -3i * -2i)) = 0
(32 + -12i + (-16i + 6i2)) = 0

Combine like terms: -12i + -16i = -28i
(32 + -28i + 6i2) = 0

Solving
32 + -28i + 6i2 = 0

Solving for variable 'i'.

Factor out the Greatest Common Factor (GCF), '2'.
2(16 + -14i + 3i2) = 0

Factor a trinomial.
2((2 + -1i)(8 + -3i)) = 0

Ignore the factor 2.

Subproblem 1
Set the factor '(2 + -1i)' equal to zero and attempt to solve:

Simplifying
2 + -1i = 0

Solving
2 + -1i = 0

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

Add '-2' to each side of the equation.
2 + -2 + -1i = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -1i = 0 + -2
-1i = 0 + -2

Combine like terms: 0 + -2 = -2
-1i = -2

Divide each side by '-1'.
i = 2

Simplifying
i = 2

Subproblem 2
Set the factor '(8 + -3i)' equal to zero and attempt to solve:

Simplifying
8 + -3i = 0

Solving
8 + -3i = 0

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

Add '-8' to each side of the equation.
8 + -8 + -3i = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -3i = 0 + -8
-3i = 0 + -8

Combine like terms: 0 + -8 = -8
-3i = -8

Divide each side by '-3'.
i = 2.666666667

Simplifying
i = 2.666666667
Solution
i = {2, 2.666666667}

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