Mathematics, 11.11.2020 15:10, harry45sharma

Which pair of complex numbers has a real-number product? O (1 + 2i) (8i)

0 (1 + 2i) (2 - 5i)

O (1 + 2i) (1 – 2i)

O (1 + 2i)(4i)

Answers: 2

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Which pair of complex numbers has a real-number product? O (1 + 2i) (8i)

0 (1 + 2i) (2...