Find 4th Root of 1 and Square root of -8i August 24, 2019 Here is an interesting solution to find nth root of a complex number Z. Here we use a general equation to find the 4th root of 1 and square of -8i. Enjoy! About The Author admin Add a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Save my name, email, and website in this browser for the next time I comment.