
Help!!! (Yes or No Q)
Is it No, F is not continuous function of r? (Thinking) help help! well, since i think that there's a space between this fuction...it's no?
i also checked these 2 sites: @ yahoo
Calculus + Continuous Functions?  Yahoo! Answers
Limit continuity concept question?  Yahoo! Answers
can't really decide since it's 50% each. but i'm going for the no since there seems to be a gap! (Thinking)(Thinking) help
http://i38.tinypic.com/11ty6ok.jpg

Quote:
Originally Posted by
miss.strw
Draw the graph. There is no jump (or gap as you call it). It should be quite clear that the two parts of the graph join at r = R. F is continuous.
Note 1: The domain for the first part of the rule is wrong. It should be $\displaystyle 0 \leq r < R$.
Note 2: The function is NOT differentiable at r = R.