Question
Wed March 06, 2013 By:
 

sir, why the arguement of complex no:,z=i-1/cos60 + isin60 is 75

Expert Reply
Wed March 06, 2013
amplitude will not be 75 for the question
Z=i-1/cos60 +isin60
 =-2+(1-√3/2)i
as x is negative and y is positive so complex no. will lie in second quadrant
amplitude will be=∏-tan^-1[(2-√3)/4}
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