(-1-i)(5-3i)=0

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Solution for (-1-i)(5-3i)=0 equation:


Simplifying
(-1 + -1i)(5 + -3i) = 0

Multiply (-1 + -1i) * (5 + -3i)
(-1(5 + -3i) + -1i * (5 + -3i)) = 0
((5 * -1 + -3i * -1) + -1i * (5 + -3i)) = 0
((-5 + 3i) + -1i * (5 + -3i)) = 0
(-5 + 3i + (5 * -1i + -3i * -1i)) = 0
(-5 + 3i + (-5i + 3i2)) = 0

Combine like terms: 3i + -5i = -2i
(-5 + -2i + 3i2) = 0

Solving
-5 + -2i + 3i2 = 0

Solving for variable 'i'.

Factor a trinomial.
(-1 + -1i)(5 + -3i) = 0

Subproblem 1

Set the factor '(-1 + -1i)' equal to zero and attempt to solve: Simplifying -1 + -1i = 0 Solving -1 + -1i = 0 Move all terms containing i to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -1i = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1i = 0 + 1 -1i = 0 + 1 Combine like terms: 0 + 1 = 1 -1i = 1 Divide each side by '-1'. i = -1 Simplifying i = -1

Subproblem 2

Set the factor '(5 + -3i)' equal to zero and attempt to solve: Simplifying 5 + -3i = 0 Solving 5 + -3i = 0 Move all terms containing i to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -3i = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3i = 0 + -5 -3i = 0 + -5 Combine like terms: 0 + -5 = -5 -3i = -5 Divide each side by '-3'. i = 1.666666667 Simplifying i = 1.666666667

Solution

i = {-1, 1.666666667}

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