Question

http://media01.owotw.com/g_alg01_2011/10/5_(2n+1).gif

Answer 1

simplfy

Answer 2

It's already simple.

Answer 3

whoops wrong one
http://media01.owotw.com/g_alg01_2011/10/578.gif

Answer 4

\[(\frac{\frac{1}{4n}-\frac{1}{2}}{\frac{n}{5}-\frac{1}{20n}})\frac{20n}{20n}=\frac{5-10n}{4n^2-1}=\frac{5(1-2n)}{(2n-1)(2n+1)}=\frac{-5}{2n+1}\]

Answer 5

thank you that took me like 4 hours

Answer 6

You need more practice.

Answer 7

it is already simple! lol

Answer 8

yeah i do thanks