h2anderTeri h2anderTeri

21-11-2016
Mathematics

contestada

Simplify (10 + 3i)(5 – 2i) ...?

Respuesta :

mozarth11 mozarth11

21-11-2016

(10+3i)*(5-2i) =
50 - 20i + 15i - 6i²
i² = -1
50 - 5i - 6*(-1) =
50 - 5i + 6 =
56 - 5i

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