dralbertroy dralbertroy
  • 21-06-2020
  • Mathematics
contestada

Perform the operation. Give the answer in a + bi form. (2 − 2i)(3 + i)

Respuesta :

Alfpfeu
Alfpfeu Alfpfeu
  • 21-06-2020

Answer:

[tex]\boxed{8-4i}[/tex]

Step-by-step explanation:

We know that [tex]i^2=-1[/tex]

[tex](2-2i)(3+i) = 6 + 2i -6i -2i^2\\[/tex]

= -4i+6+2

=8-4i

Answer Link

Otras preguntas

Write the equations in standard form?
What is the mean of 35,40,12,16,25,10
Solve one step equation 60x+153=9x+51
Was there a radical break between the Middle Ages and the early renaissance?
Use properties to find the sum or product 5x23x2
how to work out [ (6³-9)÷23] 4
If you travel at a rate of 45 miles per hour.How many minutes will it take to travel 1 mile
* Use for question 4-6 * The expression 16t2 models the distance in feet that an object falls during t seconds after being dropped. Find the distance an object
Use properties to find the sum or product 5x23x2
The cover of a photo album has an area of 97.5 square inches. Find it's area in square centimeters. (1 cm = 0.39 in)