gloriavargas1010 gloriavargas1010
  • 17-12-2019
  • Mathematics
contestada

Which expression is equivalent to (4 + 7¡)(3 + 4¡)?

Respuesta :

Yang100
Yang100 Yang100
  • 18-12-2019

Answer:

37i-16

Step-by-step explanation:

(4+7i)(3+4i)

12+21i+16i+28i^2

12+37i+28(-1)

37i+12-28

37i-16

Answer Link

Otras preguntas

What would be a good narrative essay to write about ( I need some examples) ?
zoe is using a 72 foot ladder to reach the top of a 60 foot building, what is the distance from the bottom of the ladder to the base of the building?
What did the united states flag in the southern territory mean to the confederates?​ common lit
What does the reproductive system of a frog do? How is this similar to the human reproductive system?
pennsylvania farmers were upset and protested the tax on liquor passed by congress in 1791. a. true b. false
Cuanto es -5-12 en álgebra
Describe la foto ordenando las palabras de cada frase
the point (4, -3) is reflected across the y-axis. graph the new coordinate.
Graph the rectangle with vertices (-1, 8), (9, 8), (9, -5), and (1, -5).​
I really need help!!!!! This is due tmrw and I have no idea what to do. Please help!