I need help with the following problem :
f(n) = n^2 + 4n is O(n^2)
Mathematics - Count Iblis, Wednesday, April 2, 2008 at 10:25pm
You need to find an N and an M > 0 such that
n^2 + 4n < M n^2
for all n > N
This looks like a trivial problem to me...