smithaj smithaj

24-08-2020
Mathematics

contestada

multiply:

(-4 + i)(-1 + 5i)

Respuesta :

MissShyShy MissShyShy

24-08-2020

Answer:

[tex]( - 4 + i) ( - 1 + 5i) \\ = 4 - 20i - 1i + 5 {i}^{2} \\ = 4 - ( -21i )+ 5i {}^{2} [/tex]

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