Answer:

<h2>-1 is the right answer.</h2>
Answer:
6
Step-by-step explanation:
The circumference of a circle is 
, so
. We can use this because the area of a circle is
. Thus,
.
Circumference =

When you plug that in you should have

Solve that and you have your answer(: I would recommend rounding to the nearest hundreth
The awnser is (-1+3/x-3/x2+1/x3 )