Mathematics
Mathematics, 10.03.2021 19:30, boomerjm

2- Soit z = x + iy où (x; y) E IR2. Z - 1
On pose Z = avec z # -1
Z +1
1. Montrer que Z a pour forme algébrique :
x2 + y2 – 1
2y
Z =
+i
(x + 1)2 + y2 (x + 1)2 + y2
2. Quel est l'ensemble des points M(z) tels que Z est :
a. Réel.
b. Imaginaire pur.

answer
Answers: 3

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2- Soit z = x + iy où (x; y) E IR2. Z - 1
On pose Z = avec z # -1
Z +1
1. Montrer...

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