Lim of x->25 coming from the left (square root of x )- 5/(x-25)

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- Sep 19th 2010, 09:34 PMDeeEmEmFind the limit (if it exists) coming from the left?
Lim of x->25 coming from the left (square root of x )- 5/(x-25)

- Sep 19th 2010, 10:19 PMmr fantastic
- Sep 19th 2010, 11:36 PMCaptainBlack
- Sep 20th 2010, 04:48 AMHallsofIvy
Re brackets: (sqrt x)- 5/(x- 25) would normally be intepreted (by myself, anyway) as

.

By the way, while mr. fantastic's " " substitution is probably simplest you could also think of as a "difference of squares", so the problem becomes