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((1+"cos"(pi)/(8)+"isin"(pi)/(8))/(1+"co...

`((1+"cos"(pi)/(8)+"isin"(pi)/(8))/(1+"cos"(pi)/(8)-"isin"(pi)/(8)))^(8)=`

A

1

B

-1

C

2

D

`(1)/(2)`

Text Solution

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