In the set of complex numbers $$\frac { i \cdot ( 2 - i ) \cdot ( 2 - 4 i ) } { ( 1 - i ) \cdot ( 1 + i ) }$$ what is the result of the operation? A) 2 B) 5 C) 10 D) $2 i$ E) $5 i$
In the set of complex numbers
$$\frac { i \cdot ( 2 - i ) \cdot ( 2 - 4 i ) } { ( 1 - i ) \cdot ( 1 + i ) }$$
what is the result of the operation?\\
A) 2\\
B) 5\\
C) 10\\
D) $2 i$\\
E) $5 i$