1.express in a+ib form .

power of ((1+sina+icosa)/(1+sina-icosa)) is n.

 

Asked by amanj | 20th Apr, 2014, 07:13: PM

Expert Answer:

multiply numerator and denominator by the conjugate of denominator and solve it.

Answered by  | 21st Apr, 2014, 09:42: AM

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