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Mathematics, 29.06.2019 09:30 stef65

Which pair of complex factors results in a real numbeproduct? 15(–15i) 3i(1 – 3i) (8 + 20i)(–8 – 20i) (4 + 7i)(4 – 7i)

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Which pair of complex factors results in a real numbeproduct? 15(–15i) 3i(1 – 3i) (8 + 20i)(–8 – 20...
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