Pammie123cakess
Pammie123cakess
04-06-2014
Mathematics
contestada
how do I solve (3+i)(3-i)
Respuesta :
kate200468
kate200468
04-06-2014
[tex] (3+i)(3-i)=3(3-i)+i(3-i)=9-3i+3i-i^2=9-(-1)=\\\\=9+1=10[/tex]
Answer Link
kayt91
kayt91
05-06-2014
(3+I)(3-1)
-i^2+9=0
-I^2=-9
I^2=9
i= + or - 3
Answer Link
VER TODAS LAS RESPUESTAS ( 96+ )
Otras preguntas
There are two main categories of research methods: qualitative research methods and quantitative research methods. quantitative research methods involve using n
Phenylketonuria is an inherited disease caused by a recessive allele. If a woman and her husband are both carriers, what is the probability that their first chi
What would happen to your dissolved penny solution if you add some solid zinc? what would you observe? what would the products be?.
Using one to two sentences, explain how the movement of tectonic plates helps turn sedimentary rocks into metamorphic rocks.(2 points)
if you want i got a lot to give away
You have inherited land that was purchased for $30,000 in 2024. the value of the land increases approximately 5% per year. what is the approximate value if the
A potential customer tells you: "I really want to work on my credit, but I don't have the money to pay for this". What would you say to close this sale any can
California has higher income taxes than any other state in the united states. As a result, many business owners, like elon musk and joe rogan, have moved their
Which part of a trna molecule binds to a codon on mrna to determine which amino acid will be added to a growing polypeptide?.
A bird that eats seeds converts the energy stored in the seeds into the energy of its flight muscles. This conversion is from what kind of energy to what other
