Deutsche Bank Interview Question

X^4=1, what is X

Interview Answers

Anonymous

Jan 23, 2010

1, -1, i, -i

1

Anonymous

Feb 28, 2020

How about 1^1/4

Anonymous

Dec 27, 2009

X = 1, -1, 0!, Sqrt (-1)

Anonymous

Jan 8, 2010

sure, but because sqrt(-1) doesn't exist I would leave that out. Also, 0! is just a form of 1, so that's like saying x=1, -1, (3-2), (54-53), (8/8), etc.... so I would leave that out as well. Way to think outside the box though, that's probably what they're looking for..