jjanee5 jjanee5
  • 02-11-2017
  • Mathematics
contestada

how do I solve (7-6i)(-8+3i)?

Respuesta :

luziguzi1068
luziguzi1068 luziguzi1068
  • 02-11-2017
i = {2.666666667, 1.166666667
Answer Link
Аноним Аноним
  • 02-11-2017
Solution step by step

(7-6i)(-8+3i)
=7×(-8)+7×3i-6i×(-8)-6i×3i
=-56+21i+48i+18i^2
=-56+69i-18×(-1)
=-56+69i+18
=-38+39i
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