0 like 0 dislike
0 like 0 dislike
help

1 Answer

0 like 0 dislike
0 like 0 dislike
I agree with what you've done so far.  Now you just need to write S_b in base b.    It will help to break things up into cases where b is even or b is odd.  

And these identities might also help.

b^(4)/2 + b^(2)/2 = b^(3)(b/2) + b(b/2)

b^(4)/2 + b^(2)/2 = b^(3)(b-1)/2 + b^(2)(b+1)/2

No related questions found

24.8k questions

103k answers

0 comments

33.7k users

OhhAskMe is a math solving hub where high school and university students ask and answer loads of math questions, discuss the latest in math, and share their knowledge. It’s 100% free!