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preethi nair Grade: 12
        

how to solve difficult problems of complex numbers with trigonometry??? can u explain the basic funda to apply in complex numbers questions???? if possible, please explain in brief reasoning behind them....


thank you.

8 years ago

Answers : (1)

piyush garg
9 Points
										

for example take a problem Z= cos(5 degree)+isin(5degree) you have to evalute Z^6 then we have to


use euler form Z=e^i(5) and Z^6=e^i(30)=cos(30)+isin(30)


which can be evaluated by use of trignometry.


i take very simple problem.you will take some other problems


 

8 years ago
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