subject
Mathematics, 28.02.2021 22:40 mhortin

HELP PLEASE! I beg! HELP! Please provide a step by step explanation! Thank you :) The complex numbers $z$ and $w$ satisfy $|z| = |w| = 1$ and $zw \ne -1.$

(a) Prove that $\overline{z} = \frac{1}{z}$ and $\overline{w} = \frac{1}{w}.$

(b) Prove that $\frac{z + w}{zw + 1}$ is a real number.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels
Answers: 2
question
Mathematics, 21.06.2019 19:10
The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) β†’ x + 2y = 15 (4x – 8y = 12) β†’ x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)
Answers: 1
question
Mathematics, 22.06.2019 01:00
Luis has a cooler filled with cans of soda.for every 5 cans of coke there are 3 cans of sprite.if there are 25 cans of coke, how mant cans of sprite are there?
Answers: 2
question
Mathematics, 22.06.2019 01:30
Which expression is equivalent to 64 - 9x^2?
Answers: 1
You know the right answer?
HELP PLEASE! I beg! HELP! Please provide a step by step explanation! Thank you :) The complex numbe...
Questions
question
Mathematics, 02.02.2020 01:45
question
History, 02.02.2020 01:45