Welcome :: Homework Help and Answers :: Mathskey.com
Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

13,435 questions

17,804 answers


130,375 users

Calculus, 8th Edition,stewart; page 82 problem 39

0 votes

If the function f is defined by

prove that does not exist.

asked Aug 11, 2015 in CALCULUS by anonymous

1 Answer

0 votes


The function is .


If for every number of , there exists a  such number  whenever .

Consider .

If  is rational the function value is .

If  is irrational the function value is .

The value of the function is not approaching to a unique value.

 does not exist.


 does not exist.

answered Aug 12, 2015 by Shalom Scholar
edited Aug 12, 2015 by bradely

Related questions