If \[n\] is a positive integer, then \[{{\left( \frac{1+i}{1-i} \right)}^{4n+1}}\]=

If \[n\] is a positive integer, then \[{{\left( \frac{1+i}{1-i} \r

1.	If \[n\] is a positive integer, then \[{{\left( \frac{1+i}{1-i} \right)}^{4n+1}}\]=
A.	1
B.	-1
C.	\[i\]
D.	\[-i\]
Answer» D. \[-i\]

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If \[n\] is a positive integer, then \[{{\left( \frac{1+i}{1-i} \right)}^{4n+1}}\]=

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