Let's add
Discrete Mathematics
Level
4
\[\dbinom{2016}{0}+\dbinom{2016}{4}+\dbinom{2016}{8}+\cdots +\dbinom{2016}{2016} = x+x^2.\]
If \(x = a^b\) for positive integers \(a\) and \(b\), find the smallest possible \(a+b\).
by
Akeel Howell