Questions on Algebra: Complex Numbers answered by real tutors!

Algebra ->  Algebra  -> Complex Numbers Imaginary Numbers Solvers and Lesson -> Questions on Algebra: Complex Numbers answered by real tutors!     (Log On)
Ad: Algebra Solved!™: algebra software that solves YOUR algebra homework problems with step-by-step help!

   

Question 149093: PROBLEM: (1/5 – i)^2 : PROBLEM: (1/5 – i)^2
Answer by solver91311(1877) About Me  (Show Source):
You can put this solution on YOUR website!
Use the fact that (a+b)^2=a^2+2ab+b^2 and remember that (-i)^2=(-i)(-i)=i^2=-1