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OpenStudy (anonymous):
Express 4(cos pi/3+iSin pi/3) in rectangular (a+bi) form. With steps please?
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OpenStudy (loser66):
cos (pi/3) =?? sin (pi/3) =??
OpenStudy (anonymous):
60 degrees
OpenStudy (anonymous):
lol
OpenStudy (loser66):
read my questions, please
OpenStudy (loser66):
@satellite73 you owed me a "lol", please well prepare for my turn. hahaha
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OpenStudy (anonymous):
What topic of mathematics is this in? (i.e Trig, Calc, etc) Just for my future reference and so I'll know what's to come for me.
OpenStudy (anonymous):
This is Pre Calculus
OpenStudy (anonymous):
Cool!
OpenStudy (anonymous):
Yeah sorta not really :P I think I figured it out, thank you!
OpenStudy (anonymous):
hint: ignore degrees, evaluate the functions that is all
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