(5-4i)(5+4I)=0

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Solution for (5-4i)(5+4I)=0 equation:


Simplifying
(5 + -4i)(5 + 4I) = 0

Multiply (5 + -4i) * (5 + 4I)
(5(5 + 4I) + -4i * (5 + 4I)) = 0
((5 * 5 + 4I * 5) + -4i * (5 + 4I)) = 0
((25 + 20I) + -4i * (5 + 4I)) = 0
(25 + 20I + (5 * -4i + 4I * -4i)) = 0
(25 + 20I + (-20i + -16iI)) = 0
(25 + 20I + -20i + -16iI) = 0

Solving
25 + 20I + -20i + -16iI = 0

Solving for variable 'I'.

Move all terms containing I to the left, all other terms to the right.

Add '-25' to each side of the equation.
25 + 20I + -20i + -25 + -16iI = 0 + -25

Reorder the terms:
25 + -25 + 20I + -20i + -16iI = 0 + -25

Combine like terms: 25 + -25 = 0
0 + 20I + -20i + -16iI = 0 + -25
20I + -20i + -16iI = 0 + -25

Combine like terms: 0 + -25 = -25
20I + -20i + -16iI = -25

Add '20i' to each side of the equation.
20I + -20i + 20i + -16iI = -25 + 20i

Combine like terms: -20i + 20i = 0
20I + 0 + -16iI = -25 + 20i
20I + -16iI = -25 + 20i

Reorder the terms:
25 + 20I + -20i + -16iI = -25 + 20i + 25 + -20i

Reorder the terms:
25 + 20I + -20i + -16iI = -25 + 25 + 20i + -20i

Combine like terms: -25 + 25 = 0
25 + 20I + -20i + -16iI = 0 + 20i + -20i
25 + 20I + -20i + -16iI = 20i + -20i

Combine like terms: 20i + -20i = 0
25 + 20I + -20i + -16iI = 0

The solution to this equation could not be determined.

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