Question

Question 11 Evaluate the Given limit: lim(x--> 1) (ax^2 + bx + c) / (cx^2 + bx + a), a+b+c≠0

Class XI - Limits and Derivatives Page 301

Answer 1

 lim(x--> 1) (ax^2 + bx + c) / (cx^2 + bx + a), a+b+c≠0

put x = 1 
we get 
a(1)^2+b(1)+c/c(1)^2+b(1)+a 
=> a+b+c/a+b+c 
= 1 

hope this will help you