Solution

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ANDHERI / BORIVALI / DADAR / CHEMBUR / THANE / MULUND/ NERUL / POWAI Solution: 1. (b) 2. (b) ( using L’ Hopsital Rule) 3. (a) ( using L’ Hopsital Rule) 4. (d) 5. (b) Head Office: Andheri: 26245223 MUMBAI / DELHI/ AKOLA / KOLKATA / LUCKNOW

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Transcript of Solution

Page 1: Solution

ANDHERI / BORIVALI / DADAR / CHEMBUR / THANE / MULUND/ NERUL / POWAI

Solution:1. (b)

2. (b)

( using L’ Hopsital Rule)

3. (a)

( using L’ Hopsital Rule)

4. (d)

5. (b)

[ using L’ Hospital Rule]

Head Office: Andheri: 26245223 MUMBAI / DELHI/ AKOLA / KOLKATA / LUCKNOW

Page 2: Solution

6. (b)

7. (a)

8. (b)

For , so

9. (c)

10. (b)

11. (a)

Head Office: Andheri: 26245223 MUMBAI / DELHI/ AKOLA / KOLKATA / LUCKNOW

Page 3: Solution

12. (d)

13. (b)

14. (d)

By definition we have for . Thus,

Therefore, but

15. (c)

For ,

So

16. (c)

Head Office: Andheri: 26245223 MUMBAI / DELHI/ AKOLA / KOLKATA / LUCKNOW

Page 4: Solution

17. (a)

.

18. (d)

(1)

where as

(1)

19. (b)

20. (b)

So

or

Head Office: Andheri: 26245223 MUMBAI / DELHI/ AKOLA / KOLKATA / LUCKNOW