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I am unable to understand this question pls evaluate it

I am unable to understand this question pls evaluate it

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Grade:10

2 Answers

Arun
25750 Points
4 years ago
Dear student
 
(x^2 – a^2 )/(x-a) = (x-a) (x+a) / (x-a) =  (x+a)
 
hence now put limit
 
= 2a
 
Hope it helps
 
Regards
Arun
Vikas TU
14149 Points
4 years ago
Dear student 
This is the case of Lhospital rule , 
So , 0/0 is indeterminant form if you will put the limits . 
So differenciate numerator and denominator. 
And put the limit . 
Ans = 2a /1 
Hope tis helps 

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