timdjinks timdjinks
  • 04-08-2021
  • Mathematics
contestada

SImplify to standard form (a+bi)
(12-9i)²

Respuesta :

caylus
caylus caylus
  • 04-08-2021

Answer:

Hello,

Step-by-step explanation:

Formula used (a+b)^2=a²+2ab+b²

[tex](12-9i)^2=3^2*(4-3i)^2\\\\=9*(16-9-24i)\\\\=9*(7-24i)\\\\=63-216i\\[/tex]

Answer Link

Otras preguntas

we were driving …….......... the city centre when we had an accident.​
ZA and ZB are complementary angles. If m A = (8x + 27)° and m ZB = (6x – 21)°, then find the measure of ZB.
given the functions f(x)=3/2 and g(x)=7/3x-8/3, find(f*g)(x)
how does technology provide a positive and negative platform for the development of relationships?
help me by using formula how did came by reason​
what is square root of 49 over square root of 1250 simplified
What is the domain of f(x) = 5x – 7? {x | x > –7} {x | x < –7} {x | x > 0} {x | x is a real number}
What is the quotation of 6 and -1/2? 1. -12 2. -1/12 3. 1/12 4. 12
I need help please. Thank you
PLEASE HELP ASAP!!!!! The following graph shows a proportional relationship. What is the constant of proportionality between y and x in the graph?