(3-5i)(-8+2i)=0

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Solution for (3-5i)(-8+2i)=0 equation:


Simplifying
(3 + -5i)(-8 + 2i) = 0

Multiply (3 + -5i) * (-8 + 2i)
(3(-8 + 2i) + -5i * (-8 + 2i)) = 0
((-8 * 3 + 2i * 3) + -5i * (-8 + 2i)) = 0
((-24 + 6i) + -5i * (-8 + 2i)) = 0
(-24 + 6i + (-8 * -5i + 2i * -5i)) = 0
(-24 + 6i + (40i + -10i2)) = 0

Combine like terms: 6i + 40i = 46i
(-24 + 46i + -10i2) = 0

Solving
-24 + 46i + -10i2 = 0

Solving for variable 'i'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-12 + 23i + -5i2) = 0

Factor a trinomial.
2((-4 + i)(3 + -5i)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-4 + i)' equal to zero and attempt to solve: Simplifying -4 + i = 0 Solving -4 + i = 0 Move all terms containing i to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + i = 0 + 4 Combine like terms: -4 + 4 = 0 0 + i = 0 + 4 i = 0 + 4 Combine like terms: 0 + 4 = 4 i = 4 Simplifying i = 4

Subproblem 2

Set the factor '(3 + -5i)' equal to zero and attempt to solve: Simplifying 3 + -5i = 0 Solving 3 + -5i = 0 Move all terms containing i to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -5i = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -5i = 0 + -3 -5i = 0 + -3 Combine like terms: 0 + -3 = -3 -5i = -3 Divide each side by '-5'. i = 0.6 Simplifying i = 0.6

Solution

i = {4, 0.6}

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