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

Skater 1 has a mass of 80.0 kg and a velocity of 10.0 m/s to the right. He collides with Skater 2, who has a mass 50.0 kg and a velocity of 5.0 m/s to the left.

1) Which sentence has an example of contested usage within it? A) The heaters in the school building stopped working yesterday. B) My parents have been in Las V

Read the excerpt from act 3 of hamlet, based on this part of the solilioquy which best describes hamlets perception of life

what is 1x9^6(75)+3^546(78)2^

25 POINTS Which point about primary sources could you learn from analyzing the documentary film about the Polish orphans of Pahiatua, New Zealand? A) They can l

Calculate the volume of the following figure. 26 units3 25 units3 27 units3 24 units3

Is the mean most useful when there is an outlier?

If a galapagos tortoise lives for an average of 180 years how many years. How many years in total will be accumulated for 8 tortoises of the same age If only ha

What 2 plants in Yellowstone national park declined as a result of the elk population boom?

Choose one, then choose 2 equivalent gods from two other ancient religions (equivalent meaning that they are gods of something similar) then answer the followin