9zzz86nxgx 9zzz86nxgx
  • 01-09-2021
  • Mathematics
contestada

Let r= (4+i) and s= 1-i. What is the value of r2-s?

Respuesta :

jcherry99
jcherry99 jcherry99
  • 03-09-2021

Answer:

r^2 - s = 14 + 9i

Step-by-step explanation:

r^2 = 4^2 + 8i + i^2

r^2 = 16 + 8i - 1

r^2 = 15 + 8i

r^2 - s = 15 + 8i - (1 - i)

r^2 - s = 15 + 8i - 1 + i

r^2 - s = 14 + 9i

Answer Link

Otras preguntas

Which of the following are capital cities in the Caribbean? Lima La Habana San Juan San Jos Guinea Ecuatorial
A typical adult male ? a. produces sperm up to about 65 years old. b. produces sperm during a monthly cycle. c. is born with all the sperm he will ever produ
The potential of electrons in a circuit can be increased by _____. flowing through the conducting wires the action of a battery passing through a circuit eleme
Varia is studying abroad in Europe. She is required pay $3,500 (in US dollars) per year to the university, however, she must pay in euros. How many euros can Va
What equation represents the statement below 80% of what number is 64
A result from being multiplied A. Product B. Quotient C. Multiplier D. Expression
Money off coupons have been circulated to 300 households. Only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. What fraction o
An Apple iPad sells for $699.00 on eBay. The markup is 30% on cost. What is the total cost of the iPad sold on eBay?
12/75 as a decimal and a mixed number
Where is the error in this sentence ? A great place to visit on a sunny afternoon is Golden Gate park in San Francisco.