Ouellettecj901 Ouellettecj901

01-01-2021
Mathematics

contestada

PLEASE HURRY!!!!!!
Express [tex](\frac{\sqrt{2} }{5} +\frac{5}{2}i)^{2}[/tex] in simplest a+bi form.

Respuesta :

LammettHash LammettHash

01-01-2021

Expand the binomial:

(√2/5 + 5/2 i )² = (√2/5)² + 2i (√2/5) (5/2) + (5/2 i )²

… = 2/25 + √2 i + 25/4 i ²

… = -617/100 + √2 i

Answer Link

Otras preguntas

What are the positive and negative things that happened in the algerian war?

what do I do first? do I multiply 11×11.091 first?

Respiratory infections, mouth cancer, yellowing of the skin and nails, and leukemia are all possible effects of which drug? A. Antibiotics B. Marijuana

Multiply (u 7)(u-4) simplify your answer

Hailey’s new puppy, sparky, weighed 4 pounds at six weeks old. if the puppy gains 2.5 pounds each month, after how many more months will sparky weigh 14 pounds?

When renting a car it costs 35$ per day to rent the car plus $0.20 yo rent the car for one day and drove d miles at the end of the day you owe 72$ how far did y

What's that mean:'i walk slowly but i never walk backward'.?

your mother accidentally touches a hot pan. what first aid will you do?

Which major areas showed christian influence between ad 300 and 400?

How did the war of 1812 push the U.S. to build factories? We were not as well equipped as the British. The British had more cannons than we did. We needed more