SammieJoe SammieJoe
  • 09-07-2016
  • Mathematics
contestada

Find the product of the complex number and its conjugate.
1 + 2i

Respuesta :

jhonyy9
jhonyy9 jhonyy9
  • 09-07-2016
so the conjugate will be 1-2i 

(1+2i)(1-2i) = 1 -(2i)^2 = 1 - 4(-1) = 1+4 = 5 

hope this will help you 
Answer Link
konrad509
konrad509 konrad509
  • 10-07-2016
[tex]\overline{1+2i}=1-2i\\\\ (1+2i)(1-2i)=1+4=5[/tex]
Answer Link

Otras preguntas

What are duties and responsibilities, and how do they relate to being a good citizen?
I need help ASAP only answer if you can explain your answer
How did Cold War fears of nuclear war affect American society?
Explain why the coin is able to float on top of the water in this glass.
Why did Islam spread so quickly after the death of Mohammed? A.) muslim armies conquered empires dad had all weakened over the years B.) muslims refused to trad
How old was shakespeare when he got married?
The nearest hundredth, what is the measure of (RT)? a.)2.24 b.)6.11 c.)9.75 d.)13.89
After the separation the two populations, responding to different conditions, will adapt differently, and so their evolutionary paths will
Read the passage from “The Beginnings of the Maasai.” Neighboring hunters from the Kamba were jealous of Neiterkob’s special relationship with Enkai and the gi
help...................