Is This ODE a Bernoulli Equation and Can It Be Solved with Substitution?

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SUMMARY

The discussed ordinary differential equation (ODE) is identified as a first-order, non-linear differential equation. It is confirmed to be separable, allowing for the manipulation of variables to isolate y and dy on one side and x and dx on the other. The Bernoulli methodology, specifically substituting u=y^(1-a) with a=2, is not necessary for solving this ODE, as the separation of variables technique is sufficient. This approach is commonly taught in differential equation textbooks.

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Houeto
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upload_2016-7-15_16-38-10.png

consider ODE :
upload_2016-7-15_16-38-46.png

Show that the solution to this ODE is:
upload_2016-7-15_16-40-23.png


Can someone tell what kind of ODE is it?I thought,it's on the form of Bernoulli ODE with P(x)=0.Is it possible to still solve it by using Bernoulli Methodology?I mean by substituting u=y^1-a with a=2?

Thanks
 
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It's separable. Divide both sides by ##y^{2}##, multiply both sides by dx, and you'll see what I mean.
 
Houeto said:
Can someone tell what kind of ODE is it?
The DE is a first order, non-linear differential equation. It's first order, since the highest derivative is a first derivative. It's nonlinear, since the dependent variable is not first-degree.

As Twigg points out, it turns out to be separable, so you can manipulate it to get y and dy on one side and x and dx on the other. Solving DEs by separation is one of the first techniques presented in most diff. equation textbooks.
 
Thanks Guys!
 

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