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

If the perimeter of a rectangle is 46 cm and the area is 132 square cm, then what are the dimensions of the rectangle?

Rewrite each relation in the form y = a(x - h)^2 + k by completing the square

# 6 Q. Find the volume of the cylinder to the nearest cubic foot.Use a calculator

naeem weighs different takeout containers. the containers respectively weigh 4.5 ounces 5.01 ounces 5.3 ounces 4.75 ounces and 4.9 ounces which is the best whol

A shop owner has 75 pounds of coffee that costs $4.50 per pound. How much coffee that costs $3.50 per pound should he mix with this coffee to sell the mix at t

what is the maximum height that the human body can drop from?

During high intensity exercise, lactate can be converted to which substance via the cori cycle?

A small portion of Russia is completely separated from the main part of the country, and shares a border with Lithuania. Please select the best answer from t

Which word BEST describes the beautiful woman? A) angry B) deceitful C) generous D) happy

A type of asexual reproduction where part of an organism breaks off and develops as a new organism