I have to evaluate,

so far I have that I found,

where r = 2

and that tan (theta) =

but where do i go now?

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- Mar 24th 2009, 09:12 PMdriverfan2008De Moivre Theorem Help
I have to evaluate,

so far I have that I found,

where r = 2

and that tan (theta) =

but where do i go now? - Mar 24th 2009, 09:23 PMChris L T521
- Mar 24th 2009, 09:27 PMdriverfan2008
How did you go from,

to

- Mar 24th 2009, 09:51 PMProve It