(4-8i)(4-8i)=

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Solution for (4-8i)(4-8i)= equation:


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

Multiply (4 + -8i) * (4 + -8i)
(4(4 + -8i) + -8i * (4 + -8i)) = 0
((4 * 4 + -8i * 4) + -8i * (4 + -8i)) = 0
((16 + -32i) + -8i * (4 + -8i)) = 0
(16 + -32i + (4 * -8i + -8i * -8i)) = 0
(16 + -32i + (-32i + 64i2)) = 0

Combine like terms: -32i + -32i = -64i
(16 + -64i + 64i2) = 0

Solving
16 + -64i + 64i2 = 0

Solving for variable 'i'.

Factor out the Greatest Common Factor (GCF), '16'.
16(1 + -4i + 4i2) = 0

Factor a trinomial.
16((1 + -2i)(1 + -2i)) = 0

Ignore the factor 16.

Subproblem 1

Set the factor '(1 + -2i)' equal to zero and attempt to solve: Simplifying 1 + -2i = 0 Solving 1 + -2i = 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 + -2i = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2i = 0 + -1 -2i = 0 + -1 Combine like terms: 0 + -1 = -1 -2i = -1 Divide each side by '-2'. i = 0.5 Simplifying i = 0.5

Subproblem 2

Set the factor '(1 + -2i)' equal to zero and attempt to solve: Simplifying 1 + -2i = 0 Solving 1 + -2i = 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 + -2i = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2i = 0 + -1 -2i = 0 + -1 Combine like terms: 0 + -1 = -1 -2i = -1 Divide each side by '-2'. i = 0.5 Simplifying i = 0.5

Solution

i = {0.5, 0.5}

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