mwickerh mwickerh

19-11-2014
Mathematics

contestada

preform the operation (answer in a+bi form) (i meaning imaginary number)
[tex] \frac{2+i}{2-1} [/tex]

Respuesta :

konrad509 konrad509

19-11-2014

[tex]\frac{2+i}{2-i}=\frac{(2+i)^2}{(2-i)(2+i)}=\frac{4+4i-1}{4+1}=\frac{3+4i}{5}=\frac{3}{5}+\frac{4}{5}i[/tex]

Answer Link

Otras preguntas

Which of the following expressions is equivalent to the expression

Hayfa does 336 jumping jacks in 8 minutes. How many does Hayfa do in 1 minute?

Which term below best describes the following assignment? For this assignment, you will read several pieces from The Washington Post Opinion section, reading mu

High pressure air tends to rise True False

You put $1,000 into a savings account that pays 7% in annual interest. how much money will you have after 7 years if the account pays only simple interest?

A jet left the airport flying north one hour before an Air Force plane. The Air Force plane flew in the opposite direction going 55 mph slower than the jet for

pls answer I report if wrong

3 of 10 1pts Which sentence is an example of the word "unique"? Wesley has painted the same scene at the park many times. I think the painting that Wesley made

Which statement about the image pictured is false? R 2000 C W P point C is not on ray RJ contains ray CR contains line segment RP point P is on ray WJ

In a social contract, the people give up some of their liberty to the government. How much liberty should we give up? Why would we do that?