kristagato1018 kristagato1018

02-10-2016
Mathematics

contestada

Find the product of the complex number and it's conjugate.

9-5i

Respuesta :

Patronus1619 Patronus1619

02-10-2016

conjugate of 9-5i is 9+5i
product of those two: (9-5i)*(9+5i) = [tex] 9^{2} - (5i)^{2} =81-25* i^{2} =81-25*(-1)=81+25=106[/tex]

Answer Link

Otras preguntas

Common condition when the force of blood on your arteries is often too high.

A(n)is produced around a wire when an electrical current is in the wire.

The muckrakers saw their primary objective as? -converting Americans to socialism -exposing social problems to the public -increasing the circulation of sensa

A transformer has 1400 turns on the primary and 110 on the secondary.?If the primary is connected to a 120V outlet and draws 3.0x10^-2 Amps, what are the voltag

I need help w this asap

So I have to angles a 55 degree angle and a 35 degree angle and I have to figure it between is it a supplementary or a-complementary angle of it is neither

Coffee shops that reward customers with one free cup of coffee after every ten coffee purchases are using a ___________ reinforcement schedule.

What was V-E Day????

An employee is setting up an Outlook email account and calls the help desk asking what to put for the incoming mail server. What is the answer? Question 18 opti

BEST ANSWER = BRAINLIEST Match these items. Match the items in the left column to the items in the right column. 1. five groups into which food can be categoriz