PoppyC607882 PoppyC607882
  • 25-10-2022
  • Mathematics
contestada

If (2 +3i)^2 + (2 - 3i)^2 = a + bia =b=

If 2 3i2 2 3i2 a bia b class=

Respuesta :

JaquanO343500 JaquanO343500
  • 25-10-2022

(2 + 3i)^2 = 4 + 12i + 9(-1)

= 4 + 12i - 9

= -5 + 12i

(2 - 3i)^2 = 4 - 12i - 9(-1)

= 4 - 12i + 9

= 13 - 12i

REsult

= -5 + 12i + 13 - 12i

= 8 - 0i

Then

a = 8 and b = 0

Answer Link

Otras preguntas

What were the main policies and changes set forth by the Congress of Vienna (1814-15)?
The perimeter of a sheet of paper is 38cm. If the width is 8 cm what is the length of the paper?
Round $6.6666 to the nearest cent
in 5.074 the digit 5 stands for _____________
A baseball diamond has the shape of a square with side lengths of 90 feet. A catcher wants to get a player running from first base to second base out.  How far
what percent of 150 is 60?
Why is there no ocean-continent divergence? I need to know I'm just in 6th grade
A baseball diamond has the shape of a square with side lengths of 90 feet. A catcher wants to get a player running from first base to second base out.  How far
Round $6.6666 to the nearest cent
What effects did the yellow journalism used by Hearst and Pulitzer before and during the Spanish-American War have on American reactions to the situation in Cub