(4-3i)(1+i)=0

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Solution for (4-3i)(1+i)=0 equation:


Simplifying
(4 + -3i)(1 + i) = 0

Multiply (4 + -3i) * (1 + i)
(4(1 + i) + -3i * (1 + i)) = 0
((1 * 4 + i * 4) + -3i * (1 + i)) = 0
((4 + 4i) + -3i * (1 + i)) = 0
(4 + 4i + (1 * -3i + i * -3i)) = 0
(4 + 4i + (-3i + -3i2)) = 0

Combine like terms: 4i + -3i = 1i
(4 + 1i + -3i2) = 0

Solving
4 + 1i + -3i2 = 0

Solving for variable 'i'.

Factor a trinomial.
(4 + -3i)(1 + i) = 0

Subproblem 1

Set the factor '(4 + -3i)' equal to zero and attempt to solve: Simplifying 4 + -3i = 0 Solving 4 + -3i = 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 + -3i = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3i = 0 + -4 -3i = 0 + -4 Combine like terms: 0 + -4 = -4 -3i = -4 Divide each side by '-3'. i = 1.333333333 Simplifying i = 1.333333333

Subproblem 2

Set the factor '(1 + i)' equal to zero and attempt to solve: Simplifying 1 + i = 0 Solving 1 + i = 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 + i = 0 + -1 Combine like terms: 1 + -1 = 0 0 + i = 0 + -1 i = 0 + -1 Combine like terms: 0 + -1 = -1 i = -1 Simplifying i = -1

Solution

i = {1.333333333, -1}

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