Incorrect Homework Statement: Identifying an Error in a Given Problem

[-EquinoX-]

Homework Statement

http://img292.imageshack.us/img292/7638/capturedv5.jpg
http://g.imageshack.us/img292/capturedv5.jpg/1/

Homework Equations

The Attempt at a Solution

The one that I check marked is incorrect, am I missing something?

 

[Unco]

The one that I check marked is incorrect, am I missing something?

You might like to reconsider that statement about pi, Equi.

 

[-EquinoX-]

hmm.. isn't pi = 3.14?

 

[NoMoreExams]

hmm.. isn't pi = 3.14?

Pi is an irrational number, 3.14 is very much rational. What do you think?

 

[Unco]

hmm.. isn't pi = 3.14?

No, pi is "transcendental"; one cannot write it as a terminating decimal nor a recurring one for that matter. Here are the first one million digits: http://www.eveandersson.com/pi/digits/1000000

Learn more about pi at Wikipedia: http://en.wikipedia.org/wiki/Pi

 

[danago]

hmm.. isn't pi = 3.14?

Pi is approximately 3.14 (to two decimal places), not equal to.