(3+4i)(-2+3i)=

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


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

Multiply (3 + 4i) * (-2 + 3i)
(3(-2 + 3i) + 4i * (-2 + 3i)) = 0
((-2 * 3 + 3i * 3) + 4i * (-2 + 3i)) = 0
((-6 + 9i) + 4i * (-2 + 3i)) = 0
(-6 + 9i + (-2 * 4i + 3i * 4i)) = 0
(-6 + 9i + (-8i + 12i2)) = 0

Combine like terms: 9i + -8i = 1i
(-6 + 1i + 12i2) = 0

Solving
-6 + 1i + 12i2 = 0

Solving for variable 'i'.

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

Subproblem 1

Set the factor '(-3 + -4i)' equal to zero and attempt to solve: Simplifying -3 + -4i = 0 Solving -3 + -4i = 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 + -4i = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -4i = 0 + 3 -4i = 0 + 3 Combine like terms: 0 + 3 = 3 -4i = 3 Divide each side by '-4'. i = -0.75 Simplifying i = -0.75

Subproblem 2

Set the factor '(2 + -3i)' equal to zero and attempt to solve: Simplifying 2 + -3i = 0 Solving 2 + -3i = 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 + -3i = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3i = 0 + -2 -3i = 0 + -2 Combine like terms: 0 + -2 = -2 -3i = -2 Divide each side by '-3'. i = 0.6666666667 Simplifying i = 0.6666666667

Solution

i = {-0.75, 0.6666666667}

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