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

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

the volume of a rectangle prism with square bases is 5880 cubic inches. it has a height of 30 inches. find the side length of the square base.

Failure to incorporate _______ can easily lead to _______. Would the answer be: citations, plagiarism?

What is the surface area of the prism? A. 144 in2 B. 420 in2 C. 288 in2 D. 140 in2 I really don't know where to post a link to the prism pic

In which system of government would states function independently of each other?

3+1/4x greater than 11

Step by step directions Square root for 480

What is the range of function of y-1=(x+3)^2

which of these was a result of the treaty of Brest-Litovsk? A. The end of world war 1 B. Russia's withdrawal from the war C. The end of Austria-Hungrays war w

what is 15/24 in simplest form

The length of a rectangle is 4 times its width and the perimeter is 150 feet. What is the width of the rectangle? A. 75 feet B. 30 feet C. 15 feet D. 60 fe