Chapter-wise Solutions

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This blog contains solutions to unsolved problems on the book. Some questions have complete solutions and explanations and some easier questions have hints to solve the problem. I assume that you've gone through the worked out problems and theory given in the book first. Feel free to leave a comment if you have any doubt or if you found a problem not done right.
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Wednesday, 3 May 2017

Answer to question 2.2.8 all unsolved parts

Answer to 2.2.8 (e)

Differentiating this using quotient rule and chain rule, we get :

Now we need to use this result for simplifying the above differential :

From these two properties, sinh(bx)-cosh(bx) can be written as(This is obtained by simply subtracting) :
 
 So by replacing, our derivative is simplified as follows :  


NOTE : The answer given at the end of the book is wrong. The one above is correct.

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6 comments:

  1. Unknown4 August 2018 at 08:50

    PleaSe upload all question of aditional type.firstly for chapter 2

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    Replies
    1. Brownie20 April 2019 at 00:30

      Hi, Thank you for your comment. Actually typing the math symbols and all is a bit hard. If you tell me the exact questions you need help with, I will post those questions with answers.

      Delete
  2. Bhuvan8 February 2019 at 04:04

    PLEASE UPLOAD FOR CHAPTER 1

    ReplyDelete
    Replies
    1. Brownie20 April 2019 at 00:29

      Hi, Thank you for your comment. Actually typing the math symbols and all is a bit hard. If you tell me the exact questions you need help with, I will post those questions with answers.

      Delete
  3. Arka's4 August 2022 at 13:06

    This comment has been removed by the author.

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  4. Arka's4 August 2022 at 13:10

    Please upload 2.7.17(b) asap.. Please 😫

    ReplyDelete

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