A) \[2i\]
B) \[-2i\]
C) \[-2\]
D) \[2\]
Correct Answer: C
Solution :
\[{{\left( \frac{1+i}{1-i} \right)}^{2}}+{{\left( \frac{1-i}{1+i} \right)}^{2}}=\frac{2i}{-2i}+\left( \frac{-2i}{2i} \right)=-2\]You need to login to perform this action.
You will be redirected in
3 sec