esnatsiwale esnatsiwale
  • 02-05-2015
  • Mathematics
contestada

expand and simplify (2+3i)(4-I)

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konrad509
konrad509 konrad509
  • 02-05-2015
[tex](2+3i)(4-i)=\\ 8-2i+12i+3=\\ 11+10i[/tex]
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Panoyin
Panoyin Panoyin
  • 03-05-2015
(2 + 3i)(4 - i)
8 - 2i + 12i - 3i²
8 + 10i - 3(-1)
8 + 10i + 3
8 + 3 + 10i
11 + 10i
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