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

Shelby has ten $5 bills and thirteen $10 bills how much money does Shelby have in all
The feeling of fervent devotion toward one’s nation above all others is known as?
Arrange the events from Beowulf in the correct order. Tiles Beowulf waits for Grendel to attack Heorot. Beowulf sets out on his journey for Daneland. Beowulf su
Tammy has a rope that is 17.549 long..What is 17.549 rounded to the nearest hundredths...Pls answer this..Thank you...
Does the moon Triton have a magnetic field?
Why is it important for an IV solution to have salts in it?
Explain how the presence of coal-fired electricity plants can affect the ability of lakes to support life?
Why were the French and the British having a conflict over the Ohio river valley?
what is 6 5/12 as a decimal?
un text cu sensurile diferite ale cuvuntului torturi