1. 
Ans: 
HINT: 
form. Factorisation to be used.
2. 
Ans: 
HINT: form. Use L - Hospital rule.
3.
Ans: 
HINT: L- Hospital rule to be used.
4. 
Ans: -1
HINT: 
5. 
Ans: 
HINT:
6. 
where [x] denotes the greatest integer not exceeding x, then
Ans: 0
HINT: 
7. 
Ans: 
HINT: Given Limit =
8. 
then
Ans:
HINT: 
9. 
Ans: 
HINT:
Use L. Hospital Rule.
10. 
Ans: 
HINT:
Given Limit
11.
Ans: - 20/7
HINT:
12. 
Ans: 0
HINT:
Differentiate both numerator and denominator each 'n' times and evaluate as x→ 
