CBSE Guess > Papers > Important Questions > Class XI > 2010 > Maths > Maths By Mr. Anil Kumar Tondak
CBSE CLASS XI
Q.21. 
Q.22. Evaluate:
Q.23. Evaluate 
, where 
Q.24. Evaluate 
, where 
Q.25. Let f is defined by: f(x) = 
,Show that 
Q.26. Suppose f(x) = 
and if lim x-1 f(x)=f(1),what are the possible values of a nad b.
Q.27. If 
. Find a and b so that the function f given by
Q.28. Find the derivative of f
= 
.
Differentiate w.r.t.
:
Q.29. y = 
,
Q.30. y = 
Q.31. y = 
Q.32. y = 
Q. 33. 
Q.34. 
Q.35. 
Q.36. 
Q.37. If 
, show that 
Q.38. If y = x sinx, prove that 
Q.39. If 
, prove that 
Q.40. If 
, 
, find the values of K and M.
Q.41. If 
, prove that 
Q.42. If y = x tanx, prove that 
Q.43. If 
, show that 
Q.44. If 
,show that 
Q.45. Find the derivative of the function 
.Also show that 
Paper By Mr. Anil Kumar Tondak
Email Id : anil_tondak@yahoo.com
Ph No.: 9811363962
