GriselBuonomo128
GriselBuonomo128 GriselBuonomo128
  • 13-06-2015
  • Mathematics
contestada

Write each expression in the standard form for a complex number, a + bi. a. [3(cos(27°)) + isin(27°)]^5 b. [2(cos(40°)) + isin(40°)]^6

Respuesta :

tamano2017 tamano2017
  • 13-06-2015
To write each in the a+bi form, you'd just multiply out; for example, on part a., you would do 3•cos72º+isin27º•3, which would get 2.67+1.36i. B. would be 1.53+1.29i. 
Answer Link

Otras preguntas

What is an int and a float?
how did the interstate commerce commission help farmers
PLEASE HELP!!!! Distinguish the differences between how common sensory distractions can increase your driving risk.
Thank you in advance
During a new moon, the moon is A) in between Earth and the sun. B) in front of the sun, in back of Earth. Eliminate C) in front of Earth, in front of the
Five years after jari's age now doubles, he will be 27. How old is jari now
is there gonna be another gremlins movies ?
how many repeating digits are in 0.64​
The British Isles include Great Britain and __________. A. Greenland B. England C. Iceland D. Ireland Please select the best answer from the choices provided A
Which region was most affected by President Theodore Roosevelt’s Big Stick policy?