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

I can’t figure this out. Help is greatly needed
The Cherokee and Shawnee used Kentucky as Please hurry
2.75 x 4 x 10000 (with explanation)
NEEED HELPPP !!!!!!!!!!
Identify the figure…………….
Which of the following statements is/are true? A. You can include more than one topic in a paragraph. B. Any interesting information can be included even if it
Please Answer This Question...Its Urgent !!!​
Ur the total opposite of boring? What is that mean? is that a good thing or a bad thing?
Select the correct answer. Which statement is true about this quadratic equation? y = x^2 - 11x + 7 A. There is one complex solution. B. There are two real solu
Make a list of food items eaten during lunch by you . try to mention the components in each food item. ​