Question

Can someone help me with this problem?

http://www3.wheatoncollege.edu/tratliff/writing/calculus-II/visions.html

Answer 1

Here is what I have so far:
dk = d0(k - (2k+((k-1)/2k)))
d1 = 1(d0 - 2) = d0 - 2
d2 = 2(d1) - 4.5 = 2d0 - 7.5
d3 = 3(d2) - 9 = 6d0 - 22.5


Ratio Test:
Σd0(k-(2k+k-12k))
lim ((d0((k+1)-(2k+1+k2(k+1))))/(d0(k-2k+k-12k))) = lim (((k+1)-(2k+1+k2(k+1)))/(k-2k+k-12k))