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Convert 4(cos(150 dgerees)+isin(150degrees)) into rectangular form
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Convert 4(cos(150 dgerees)+isin(150degrees)) into rectangular form

Convert 4(cos(150 dgerees)+isin(150degrees)) into rectangular form-example-1
User Dusty
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4( ~~\cos(150^o)+i\sin(150^o) ~~ )\implies 4\cos(150^o)~~ + ~~4i\sin(150^o) \\\\\\ 4\cdot \cfrac{-√(3)}{2}~~ + ~~4i\cdot \cfrac{1}{2}\implies -2√(3)~~ + ~~2i\implies \boxed{(-2√(3)~~,~~2)}

User Ivagarz
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