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Mathematics 8 Online
OpenStudy (anonymous):

Divide 18(cos 225° + i sin 225°) by 6(cos 45° + i sin 45°). .. pleaseee

OpenStudy (loser66):

@e.mccormick

OpenStudy (loser66):

do you have any idea?

OpenStudy (anonymous):

noo:/

OpenStudy (e.mccormick):

sum and difference formulas in trig.

OpenStudy (loser66):

not trig, friend, it 's complex

OpenStudy (loser66):

polar complex

OpenStudy (e.mccormick):

Let me make sure I am referencing the right identities.

OpenStudy (loser66):

ok, take time , I think we should convert to Cylindrical coordinates or at least apply polar coordinate in complex number only. @michelle1234 wait for him, he is much more careful than me

OpenStudy (e.mccormick):

Ah, i. I missed the i when I first looked at it. Yah, polar. Definatly polar for that.

OpenStudy (loser66):

hehehe...

OpenStudy (e.mccormick):

michelle1234, what do you know about polar coordinates? They are the key to this one because of the i component.

OpenStudy (anonymous):

i need an answerr pleaseee

OpenStudy (loser66):

post a new one and ask for help. e.mccormick is offline. cannot give you the answer

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