The problem statement, all variables and given/known data
http://puu.sh/8mUJ5.png
here is the image
the question is to find the A at Vo1 and Vo2
The attempt at a solution
I don’t know how to calculate A at Vo1
but at Vo2, what I need to do is just
A= 1 + R/R
is that right?
At Vo1, what I think is only A= 4R/R
but is that right?
http://ift.tt/1huzubH