Math, asked by shahdanish095, 10 months ago

find (cosx+isinx)^3/(cosx- isinx)^7

Answers

Answered by owaisowais

0

Step-by-step explanation:

cos^3(x)+isin(x)cos^2(x)+2isin(x) cos^2(x)+2(-1)sin^2(x)cos(x)-sin^2(x)cos(x)- isin^3(x)

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