How integrate 1/(x(1+x^2)^0.5) dx

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Homework Help Overview

The discussion revolves around the integration of the function 1/(x(1+x^2)^(0.5)) dx, which falls under the subject area of calculus, specifically integration techniques.

Discussion Character

  • Exploratory, Assumption checking

Approaches and Questions Raised

  • Participants suggest various substitutions, including x = sin y and x = tan y, as potential methods for integration. There is also a mention of using hyperbolic functions, specifically x = sinh y, as a change of variables. Some participants express that the suggestions provided have not been helpful, prompting requests for additional ideas.

Discussion Status

The discussion is ongoing, with multiple substitution methods being proposed. Some participants indicate that the suggestions have been beneficial, while others are still seeking further assistance. There is no clear consensus on the best approach yet.

Contextual Notes

Participants have expressed frustration with the effectiveness of the suggestions provided, indicating a potential gap in understanding or application of the proposed methods.

Yuravv
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Hi everyone, Can you tell me how to integrate the following equation?
Integrate(1/(x(1+x^2)^0.5) dx
 
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Hi Yuravv:

I suggest you try substituting x = sin y.

Hope that helps.

Regards,
Buzz
 
Buzz Bloom said:
Hi Yuravv:

I suggest you try substituting x = sin y.

Hope that helps.

Regards,
Buzz
--------------------
this dos'n help , do you have any anther suggestion?
tanks a lot.
 
Substitute ##x=\tan{y}##.
 
Yuravv said:
Hi everyone, Can you tell me how to integrate the following equation?
Integrate(1/(x(1+x^2)^0.5) dx

Whenever you see something like ##\sqrt{1+x^2}## that is a reminder that ##1 + \sinh^2y = \cosh^2y##, suggesting that ##x = \sinh y## might be a good change of variables.
 
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tanks a lot.
your answer helped me )
 
Ray Vickson said:
Whenever you see something like ##\sqrt{1+x^2}## that is a reminder that ##1 + \sinh^2y = \cosh^2y##, suggesting that ##x = \sinh y## might be a good change of variables.

tanks this is help me )
 
Yuravv said:
tanks this is help me )
So please show us your work on this integral using the hints you have received...
 
Yuravv said:
--------------------
this dos'n help , do you have any anther suggestion?
tanks a lot.
Yes, please proofread what you've written before hitting submit.
 

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