Pammie123cakess
Pammie123cakess
04-06-2014
Mathematics
contestada
how do I solve (3+i)(3-i)
Respuesta :
kate200468
kate200468
04-06-2014
[tex] (3+i)(3-i)=3(3-i)+i(3-i)=9-3i+3i-i^2=9-(-1)=\\\\=9+1=10[/tex]
Answer Link
kayt91
kayt91
05-06-2014
(3+I)(3-1)
-i^2+9=0
-I^2=-9
I^2=9
i= + or - 3
Answer Link
VER TODAS LAS RESPUESTAS ( 49+ )
Otras preguntas
Hiiio can someone please help. I need help:(❤️❤️❤️
CAN SOMEONE PLEASE HELP ME. ???? ITS DUE IN 20 MINUTES !! I WILL MARK BRAINLIEST
Internal feedback mechanisms keep your body in homeostasis as A you breathe faster while slowing from a jog to a walk O B. you breathe faster while running fast
the student has a widow 's peak because of her ?
What is the difference between nations and nation states? The primary difference between nations and nation states is that nation states are smaller. The primar
World Company expects to operate at 80% of its productive capacity of 50,000 units per month. At this planned level, the company expects to use 25,000 standard
Over time, the Zhou Dynasty expanded its territory to include other lands and populations. Using the sources and your knowledge of social studies, explain two
Can you help me, please?
A combination of a decrease in economic growth and a rise in inflation is known as _________________.
Based on the context of the except, what does the word protracted most clearly mean? answers in picture
