raffinhagostosinha raffinhagostosinha
  • 17-11-2019
  • Mathematics
contestada

Calcule as seguintes multiplicações:

A) (6+4i) (2+3i) =
B) (5+6i) (5+6i) =
C) (7+8i)²

Respuesta :

zrh2sfo
zrh2sfo zrh2sfo
  • 17-11-2019

Answer:

(6+4i) (2+3i) = 26 i

(5+6i) (5+6i) = -11 + 60 i

(7+8i)² = -15 + 112 i

Step-by-step explanation:

Answer Link

Otras preguntas

The war in iraq began in march of .
Saffron is a powder made from crocus flowers and is used in the manufacturing of perfume some 8,000 crocus flowers are required to make 2 ounces of safrin. How
wich lists the correct sequence of events for evolution to occur through isolation?
what two states are in the same time zone
what is 50 less than 4,736?
NEED HELP ASAP WILL GIVE 4O POINTS TO BEST ANSWER !! Give examples*** Explain**** Task 1 For 7 days keep track of the number of pieces of mail you receive at yo
Solutions that have more OH- than H+ ions are
Help!!! A submarine dives 435 feet every 3 minutes and 5,800 feet every 40 minutes. Find the constant rate at which the submarine dives. Enter your answer in
Authors use flashbacks to… a. connect a story to its historical period. b. create a story that is not located in a particular time or place. c. reveal events
type an ordered pair: 2x-y=69 4y=x