Answers

2014-03-10T22:30:58+08:00
Lim x --> 2 
(x^2 - 4)/(x - 2) 
(x + 2)(x - 2)/(x - 2) 
x + 2 
2 + 2 
4 <=== 

lim x --> 1 
(x^2 - 1)/(x^3 - 1) 
(x + 1)(x - 1) / (x - 1)(x^2 + x + 1) 
(x + 1)/(x^2 + x + 1) 
(1 + 1)/(1^2 + 1 + 1) 
2/(1 + 1 + 1) 
2/3 <===
(c) MoonRose
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