Question

lim as x approaches 25 for..
(sqrt(x)-5)/(x-25) = ?

Answer 1

hint :
\(\large x-25 = (\sqrt{x})^2-5^2\)
now use the fact that
\(a^2-b^2=(a+b)(a-b)\)
to factor that.

Answer 2

Thankies

Answer 3

welcome ^_^
if you want to verify your answer, i'll be there.

Answer 4

Alright, :b I got 1/10. Is that correct?

Answer 5

absolutely :)