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Complex arithmetic performs addition, subtraction, multiplication, division with complex numbers a+bi.
Guia passo a passo
- 1Input two complex numbers
- 2Select operation
- 3Calculate result in standard form
Exemplos resolvidos
Entrada
(3+2i) × (1-i)
Resultado
5-i (using FOIL and i²=-1)
Erros comuns a evitar
- ✕Forgetting i²=-1
- ✕Not conjugating for division
Perguntas frequentes
Why use complex numbers?
Solutions to equations with no real roots (x²+1=0), AC circuit analysis, signal processing.
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