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

Forral Company has never paid a dividend. But the company plans to start paying dividends in two years-that is, at the end of Year 2. The first dividend is expe

15. A sheet of paper measured 30cm by 20cm. A strip 4cm wide is cut from it all around. Find the area of the remaining sheet.

Harper's parents put $75 into her school lunch money account. Each meal she gets from school costs her $3.25. The school sends Harper's parent's an email when t

Find the difference quotient f(x+h)-f(x)/h, where h≠0, for the function below. f(x) = -4x² + 3x-5 Simplify your answer as much as possible.

Gray rented a tuxedo for his friend's wedding. It cost him $93 to rent the tuxedo for 3 days. What was the daily rental rate for the tuxedo, in dollars per day?

A compound x on treating with dilute HCl release a gas which turns milkey metal x is used in glavinazion of iron articles explain the extraction of metal x from

(9-6i)m =9 - 6i What is m? A) 0 B) 1 C) 9+6i D) -9+6i

calculate the number of atoms in 2.5 moles of sodium

First aid is used toa) To save from danger to life b) To clean wound

rationolize the denominator √10 - √5 / √5 - √2