Please wait...
1800-212-7858 (Toll Free)
9:00am - 8:00pm IST all days


Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this toll free number


Mon to Sat - 11 AM to 8 PM

CBSE - XII Science - Mathematics

The projection of a vector on the coordinate axes are 6, -3 , 2 respectively . Find its length and direction cosines.
You had asked me to post my questions on ' Ask the expert ' to get complete solution to my questions as you are not giving complete answers to most of my questions. In this connection I wish to inform you that the Feature of ' Ask the Expert ' is not working on the site for last many days
and is showing ' General SQL Error' . I have brought this to the notice of the Customer Service several times but they have not yet resolved the issue. The situation now is that even the customer service number gives the message that all executives are busy and  i can leave a message for them to call . I have left a message but no one has called back. I request you to please address the issue at your level so that i can post my questions on Ask The Expert and complete answers to my questions.
Meanwhile i request you to please hgive complete answer to the question on definite integral integral subscript 0 superscript pi space fraction numerator x d x over denominator 1 space plus space e space sin x end fraction

Asked by ahuja8087 8th March 2017, 5:28 PM
Answered by Expert



We understand that ask the expert was not working. Sorry for the inconvenience. You were right. The Ask the expert forum was undergoing some technical glitches. This has been rectified now. But here is the remaining part of the solution. 

Error converting from MathML to accessible text.

Let us know if you have any doubts. Thank you.

The solution to your first problem is still in process. We are working on it.

Answered by Expert 8th March 2017, 9:44 PM

Rate this answer

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

You have rated this answer /10

Report an issue
Your answer has been posted successfully!