Recent content by poli275

Homework Statement Here goes the question: I was told to dilute blood with saline solution, in the ratio of 1 part of blood to 10 parts of saline. I need around 20 cm3 of the blood solution. 2. The attempt at a solution I did it by placing 1 cm3 of blood into a testube, then follow...

Ok thanks for the help, I will try to figure it out the whole thing again. Thanks again.

Ok thanks for your help. I jhave one more question on the question itself. Because for the x^2 + 5, it was given that x is less than x is less than -2, what does that actually means? Thanks.

Ok I looked at the graph, and both the curve and line meet at x = -2 and y value is 9, do does that means that the limit of the function exist and it's at y = 9?

Homework Statement Hi everyone I just have this question in my exam, it's a limit question and I don't know how to solve it. Any help are much appreciated :D Homework Equations http://img42.imageshack.us/img42/8578/47934321.jpg Find Lim (x -> -2) f(x) if it exist (sorry I don't...