Math, asked by forstudies2022, 6 months ago

a= 1 +cosx +isinx and a+1/a-1 = kcot(x/2), find k

Answers

Answered by kirangusain84

0

Answer:

isinx1−cosx=icot(x2) . Explanation: Given that, a=cosx+isinx,i.e.,a1=cosx+i sinx1 . Using componendo-didendo, we get,.

Missing: kcot( ‎k

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