jjanee5
jjanee5
02-11-2017
Mathematics
contestada
how do I solve (7-6i)(-8+3i)?
Respuesta :
luziguzi1068
luziguzi1068
02-11-2017
i = {2.666666667, 1.166666667
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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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