Show that there exists a d>0, such that f has a limit at (0,0). Find the value of d.

f(x,y) = (x + y)/(x2 + 1) ; e = 0.01

Answer: d = 0.005

(Problem number 63, exercise, 12.2 from Calculus (9th edition by Thomas and Finney.)

- September 26th 2008, 07:36 AMtaureau20Using the delta-epsilon definition of the limit -- solve this problem, please!
Show that there exists a d>0, such that f has a limit at (0,0). Find the value of d.

f(x,y) = (x + y)/(x2 + 1) ; e = 0.01

Answer: d = 0.005

(Problem number 63, exercise, 12.2 from Calculus (9th edition by Thomas and Finney.) - September 26th 2008, 10:19 AMThePerfectHacker