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? asked in Education & ReferenceHomework Help · 1 decade ago

What is the additive identity for the complex numbers in a+bi form?

Thanks :)

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  • Matthew
    Lv 7
    1 decade ago
    Favorite Answer

    The additive identity is just zero (or if you like 0+0i).

    This is because (a+bi) + (0+0i) = (a+0)+(b+0)i = a+bi leaving the original number unchanged.

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