09-06-2017
Mathematics

contestada

Write the complex number in the form a + bi.

8(cos 30° + i sin 30°)

Respuesta :

anonymous79 anonymous79

09-06-2017

8(cos30 + isin30)= 8(sqrt3 /2 + i 0.5) = 4sqrt3 +4i
therefore a = 4(3)^0.5 and b = 4

Answer Link

Otras preguntas

jose bought 4 comic books and 2 nonfiction books. the 4 comic books cost him 8y dollars.if the cost of one nonfiction book is (3+7y)dollars more expensive than

a) If it takes 125 chinchillas to make a coat and he needs to make 10 coats, how many chinchillas must Barton have by the end of two years? b) If Barton and Kir

Great Britain and France gave into Hitler's demands for territory at the 1938 Munich Conference because __________. A. the League of Nations refused to take act

what is three equivalent fractions to 50/45

Negative three v plus twenty five equals onehundredone.

a) If it takes 125 chinchillas to make a coat and he needs to make 10 coats, how many chinchillas must Barton have by the end of two years? b) If Barton and Kir

Coffee has a pH of about 5. Coffee is _____. a. extremely acidic c. somewhat acidic b. extremely basic d. somewhat basic

mrs.Shelby earns $400 per week in salary plus 8% commission on her total sales. how much must her total weekly sales be in order for her to earn exactly $650 pe

The last Roman emperor who was able to unite the empire was?

how can the tudor period be considered a turning point in british history