Question

If i=square root of -1, what's the value of i^8?
Please, I need this one solved; am studying for the COMPASS TEST.

Answer 1

hello after your dfone helping her could you help me with my questions please? Thanks so much if so.

Answer 2

Let's group them first:
(i*i)*(i*i)*(i*i)*(i*i)
then we have
-1*-1*-1*-1=-1^4
1*1=1^2
=1

Answer 3

Thank you, honey. I'm a 39 year old pursuing a bachelor's degree!!

Answer 4

Good for you - I'm 29 and doing the same. Best of luck in your studies.

Answer 5

Thank You!!!

Answer 6

im 39 going for business accounting and a masters in math ;) good luck