Articles
Register
Sign In
Search
ClgPerdu
@ClgPerdu
January 2021
1
117
Report
Bonjour, pourriez-vous me donner la réponse de cet exercice svp ?
Merci
Please enter comments
Please enter your name.
Please enter the correct email address.
Agree to
terms and service
You must agree before submitting.
Send
Lista de comentários
scoladan
Verified answer
Bonjour,
z = (3-i)/(1+i)
on multiplie numérateur et dénominateur par la partie conjuguée :
z = (3-i)(1-i) / (1+i)(1-i)
z= (3 -3i -i +1) / 2
z= (4 - 4i) / 2 = 2 - 2i
Même technique pour les suivants
z = (1+2i)(2-i) / (2+i)(2-i) = 1/5 (2 -i + 4i -2) = 3/5 i
1 votes
Thanks 1
More Questions From This User
See All
ClgPerdu
June 2021 | 0 Respostas
Responda
ClgPerdu
June 2021 | 0 Respostas
Responda
ClgPerdu
June 2021 | 0 Respostas
Responda
ClgPerdu
June 2021 | 0 Respostas
Responda
ClgPerdu
January 2021 | 0 Respostas
Responda
ClgPerdu
January 2021 | 0 Respostas
Responda
ClgPerdu
January 2021 | 0 Respostas
Responda
ClgPerdu
January 2021 | 0 Respostas
Responda
ClgPerdu
January 2021 | 0 Respostas
Responda
ClgPerdu
January 2021 | 0 Respostas
Bonsoir, j'ai bcp de mal avec cet exercice, qui pourrait m'aider ? Merci
Responda
×
Report "Bonjour, pourriez-vous me donner la réponse de cet exercice svp ? Merci.... Pergunta de ideia de ClgPerdu"
Your name
Email
Reason
-Select Reason-
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Description
Helpful Links
Sobre nós
Política de Privacidade
Termos e Condições
direito autoral
Contate-Nos
Helpful Social
Get monthly updates
Submit
Copyright © 2025 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
Verified answer
Bonjour,z = (3-i)/(1+i)
on multiplie numérateur et dénominateur par la partie conjuguée :
z = (3-i)(1-i) / (1+i)(1-i)
z= (3 -3i -i +1) / 2
z= (4 - 4i) / 2 = 2 - 2i
Même technique pour les suivants
z = (1+2i)(2-i) / (2+i)(2-i) = 1/5 (2 -i + 4i -2) = 3/5 i