Solving Word Problems with Bernoulli's Differential Equation

In summary, the person is looking for word problems that apply the Bernoulli's Differential Equation, specifically dx/dy + P(x) = Q(x)yn. They need at least three problems with solutions for their homework and are open to both easy and difficult problems. They mention examples such as population, bacterial growth, circuits, and decay. They express gratitude for any help.
  • #1
darkmagic
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Homework Statement


Homework Equations


The Attempt at a Solution



Actually, I don't have any questions about home works. However, I'm looking for some word problems applying the Bernoulli's Differential Equation. It is dx/dy + P(x) = Q(x)yn. I cannot find any problems using that. I need at least three. It is much better if the problems have the solutions. Those problems are requirements for what am I doing homework. Easy problems are prefer but difficult problems can be.

Thank you.
 
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  • #2
  • #3
I do not see any word problems there. What I mean is something like the application in population, bacterial growth, circuits, decay, etc. Any problems will do.
 
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What is Bernoulli's differential equation?

Bernoulli's differential equation is a type of first-order nonlinear differential equation that can be used to solve word problems involving exponential growth or decay.

How is Bernoulli's differential equation different from other types of differential equations?

Unlike other types of differential equations, Bernoulli's differential equation involves both a dependent variable and its derivative raised to a power, making it a nonlinear equation. This makes it useful for solving word problems that involve exponential growth or decay.

What are some real-world applications of Bernoulli's differential equation?

Bernoulli's differential equation can be used to model various real-world scenarios, such as population growth, radioactive decay, and compound interest problems.

What are the steps for solving a word problem using Bernoulli's differential equation?

The first step is to identify the dependent and independent variables in the problem. Then, write the differential equation in the form dy/dx + P(x)y = Q(x)y^n. Next, find the values of P(x) and Q(x) and determine the value of n. After that, use the substitution u = y^(1-n) to transform the equation into a linear form. Finally, solve for u and substitute back to find the solution for y.

What are some tips for solving word problems with Bernoulli's differential equation?

Some tips include carefully reading and understanding the given problem, identifying the dependent and independent variables, and using appropriate units for the variables. It's also helpful to check the answer by plugging it back into the original equation and simplifying.

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