General Solution for Inhomogeneous DE | 2x^2y''+7xy'-3y=13x^(1/4)

  • Thread starter BearY
  • Start date
In summary, an inhomogeneous differential equation is a type of differential equation that contains terms not related to the variable being differentiated, making it more difficult to solve compared to homogeneous differential equations. To solve an inhomogeneous differential equation, various methods such as variation of parameters, undetermined coefficients, and Laplace transforms can be used. The main difference between homogeneous and inhomogeneous differential equations is the presence of additional terms in the latter. Inhomogeneous differential equations have many real-life applications in the fields of science and engineering, and there are software programs and online tools available to solve them.
  • #1
BearY
53
8

Homework Statement


Find general solution for$$2x^2y''+7xy'-3y=13x^\frac{1}{4}$$ where ##x>0##

Homework Equations


N/A

The Attempt at a Solution


I am not sure how to deal with the inhomogeneous term.
 
Physics news on Phys.org
  • #2
BearY said:

Homework Statement


Find general solution for$$2x^2y''+7xy'-3y=13x^\frac{1}{4}$$ where ##x>0##

Homework Equations


N/A

The Attempt at a Solution


I am not sure how to deal with the inhomogeneous term.
Assuming you have the general solution of the homogeneous equation, you might try variation of parameters to get a particular solution of the NH equation.
 
  • Like
Likes BearY

Related to General Solution for Inhomogeneous DE | 2x^2y''+7xy'-3y=13x^(1/4)

1. What is an inhomogeneous differential equation?

An inhomogeneous differential equation is a type of differential equation where the dependent variable and its derivatives are not equal to a function of the independent variable. In other words, the equation contains terms that are not related to the variable being differentiated. This makes it more difficult to solve compared to homogeneous differential equations.

2. How do you solve an inhomogeneous differential equation?

To solve an inhomogeneous differential equation, you can use a variety of methods such as variation of parameters, undetermined coefficients, or Laplace transforms. These methods involve manipulating the equation to reduce it to a simpler form that can be solved using basic integration or algebraic techniques.

3. What is the difference between a homogeneous and inhomogeneous differential equation?

The main difference between homogeneous and inhomogeneous differential equations is that the former only contains terms that are related to the variable being differentiated, while the latter contains additional terms that are not related to the variable. This makes solving inhomogeneous differential equations more challenging compared to homogeneous ones.

4. What are some real-life applications of inhomogeneous differential equations?

Inhomogeneous differential equations have many applications in science and engineering, such as in the fields of physics, chemistry, and biology. They are used to model systems that involve external forces, such as motion under the influence of friction or air resistance, chemical reactions with external inputs, and population growth with immigration or emigration.

5. Are there any software programs that can solve inhomogeneous differential equations?

Yes, there are many software programs and online tools available that can solve inhomogeneous differential equations. Some popular ones include Wolfram Alpha, MATLAB, and Maple. These programs use advanced mathematical algorithms to solve differential equations and provide accurate and efficient solutions.

Similar threads

Replies
10
Views
2K
Replies
3
Views
730
Replies
13
Views
2K
Replies
10
Views
1K
Replies
3
Views
937
Back
Top