so i got some 'complex' numbers but cant get through the manipulate fractions part...

1/256(cos(8pi/3) + isin (8pi/3)

how do i get that to

1/256 * cis(2pi/3)

and

=-1/512 +root(3)/512 i

Question

so i got some 'complex' numbers but cant get through the manipulate fractions part...

1/256(cos(8pi/3) + isin (8pi/3)

how do i get that to

1/256 * cis(2pi/3)

and

=-1/512 +root(3)/512 i

hero · Answer

I've seen these before

hero · Answer

I used to know how to do these. I'd have to review it

anonymous · Answer

im only stuck on the algebra again :(

hero · Answer

Hmmm

hero · Answer

I wish it wasn't so late

hero · Answer

I could help you out sometime tomorrow

hero · Answer

Why are you working on math so late anyway?

hero · Answer

Paul, communicate with me....

anonymous · Answer

oh sorry
its only 320 pm for me

anonymous · Answer

maths is my life  fora  while til i finish uni.

anonymous · Answer

what is cos x plus sinx?

anonymous · Answer

tomorrow would be good, but i might have solved my problem by then

hero · Answer

Yeah, tomorrow is good for me...but you would have to start early...We're not in the same time zone

anonymous · Answer

yeah i know. plus my exam is tomorrow arvo (at this exact time give or take an hour depending on how long i spend)

anonymous · Answer

k doesnt look like ill be able to get last minute help here. but  maybe later depending on how early im done today... so might seeya tomorrow might not... dont come on expecting me though.

hero · Answer

Paul.....

hero · Answer

You there?

anonymous · Answer

i hvaen't left

hero · Answer

I'm going to post a classroom

anonymous · Answer

hm ok

hero · Answer

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