annameghan
annameghan annameghan
  • 03-10-2017
  • Mathematics
contestada

simplify 10 over 8-5i

simplify 10 over 85i class=

Respuesta :

liemonder liemonder
  • 06-10-2017
[tex]\frac{10}{8-5i}=\\ \frac{10}{8-5i}*\frac{8+5i}{8+5i}=\\ \frac{10*(8+5i)}{(8-5i)(8+5i)}=\\ \frac{80+50i}{64-25i^2}=\\ \frac{80+50i}{64+25}=\\ \frac{80+50i}{89}[/tex]

so it is the second option
Answer Link

Otras preguntas

sweet t has 2 orange picks for every 5 green. if there are 21 picks in all how many picks are orange
which statement best describes an atom of the element helium
I need help, I only have to answer only one question in at least 3 sentences. 1. Why was President Lincoln adamant about the passage of the Thirteenth Amendmen
Identify the type of sentence. When you can see both sides of an issue equally well, you find it difficult to take a stand, but some people insist that you tak
Select the indirect object pronoun that completes the sentence. A Susana y María ______ duelen los dientes. 1 Point A. os B. les C. te D. le
Barrier how does it work?
José is the best translator in the office. A) Josué es el mejor traductor en la oficina. B) Josué están el mejor traductor en la oficina. C) Josué estamos
A dilation with a scale factor of 3.5 and centered at the origin is applied to PQ¯¯¯¯¯ with endpoints P(2, 5) and Q(2, 1). Drag and drop to match each point wit
There are a few simple rules that you can follow to store and manage files and folders in your computer. What is the most important thing you should avoid when
find the recursive formula ... 3, -7, -17, -27,.......