Solution
5
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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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
6. (b)
7. (a)
8. (b)
For , so
9. (c)
10. (b)
11. (a)
Head Office: Andheri: 26245223 MUMBAI / DELHI/ AKOLA / KOLKATA / LUCKNOW
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
17. (a)
.
18. (d)
(1)
where as
(1)
19. (b)
20. (b)
So
or
Head Office: Andheri: 26245223 MUMBAI / DELHI/ AKOLA / KOLKATA / LUCKNOW