Question

(n^2+1)/2^n convergence

Answer 1

I've gotten to\[1/2 \sum_{1}^{\infty} \frac{ (n+1)^{2}+1 }{ n ^{2}+1 }\]

Answer 2

i guess i just don't know if things can cancel out more

Answer 3

can you use the ratio test?

Answer 4

thats what Im in the process of doing

Answer 5

can the equation cancel out anymore though?

Answer 6

function*

Answer 7

ooooooooo wait

Answer 8

lol i gots it

Answer 9

um im not sure, but you need to to find an+1 / an

Answer 10

ah good :)