Question

A(t)=(t/t+1)-1

A(1/11) = ?

Answer 1

A(t) = (t/(t+1))-1
A(1/11) = ((1/11)/(12/11))-11/11
=-11/12

Answer 2

i'm confused on how we got -11/12

Answer 3

why was it switched? and how did we get there?

Answer 4

Just substitute t = 1/11.

Answer 5

i did but my math does not add up -_-

Answer 6

I don't get the -11/12

Answer 7

I don't understand why we flipped the fraction

Answer 8

http://www.wolframalpha.com/input/?i=%281%2F11%2F%281%2F11%2B1%29%29-1