dancingstar1213 dancingstar1213
  • 04-08-2020
  • Mathematics
contestada

What is the the product of (-1 - 3i) and it’s conjugate?

Respuesta :

valerieulbrich
valerieulbrich valerieulbrich
  • 04-08-2020

Answer:

10

Step-by-step explanation:

(-1 - 3i)(-1 + 3i) = 1 - 3i + 3i -9i²

1 - 9i²; i² = -1, therefore 1 - 9(-1) = 1 + 9 = 10

Answer Link

Otras preguntas

What are the major organ parts of the nervous system
the inequality 7 - 2/3x < x - 8 is equivalent to a. x > 9 b. x > -3/5c. x < 9d. x < -3/5please show work
what is one of the major problems caused by high Nation debt?
Branson and his sister beatrice combined their allowance of $7 each, so they could buy a movie for $12. They bought $1 containers of fruit salad with the remain
investigate the existence of a extrema value, what does the markered part mean?
can someone help with this question
the dimensions of the rectangular prism are 12 cm x 15 cm x 18 cm. if the dimensions of the rectangular prism are increased by 3, then find the volume of the ne
Percentages: Common Egg: 27.5% Common Egg: 27.5% Unique Egg: 17.5% Rare Egg: 7.5% Epic Egg: 15% Epic Egg: 4.0% Legendary Egg: 1% Legendary Egg: 0.0001% How many
How did Jacques-Louis David treat the image above differently than a Baroque artist might?
Who founded New France?