jjroc0218 jjroc0218

01-01-2018
Mathematics

contestada

which expression is equivalent to (3k-2i)squared, where i is the imaginary unit?

Respuesta :

TheAakash TheAakash

01-01-2018

Let's actually do it to find out:
[tex](3k-2i)(3k-2i)[/tex]

Simplify using FOIL (note that i squared is -1):
[tex]9k^2-6ki- 6ki + (4*-1)[/tex]

Simplify further:
[tex]9k^2-12ki-4[/tex]

That's your answer! Hope it helps!

Answer Link

Otras preguntas

were is most of earths water

2cos^2x+sinx=2 domain restriction 0,2pi

Lisa has a certain amount of money. She spent 39 dollars and has 3/4th of the original amount left. How much money did she have originally

a yogurt cost 35p each how much can be bought with £3?

what is the lim of (((1/x)-(1/2))/x-2) , as x approaches 2

How does meiosis I differ from meiosis II

does lincoln believe that how you make a living is a fixed or permanent condition?

Which three ordered pairs complete the table to give solutions of the equation y = x – 5? A. (–3, –2), (0, –5), and (3, 2) B. (–3, –2), (0, –5), and (3, –2)

Why were Americans eager for new goods and services

Ethyl alcohol and carbon dioxide are the end products of