In problems 13 to 15, find a solution(or solutions) of the differential equation not obtainable by specializing the constant in your solution of the original problem. Hint: See Example 3.

14. Problem 8.

Short Answer

Expert verified

Answer

The solution is y=0.

Step by step solution

01

Given information

The given differential equation is y'+2xy2=0

02

Definition of differential equation

A differential equation is an equation that contains at least onederivative of an unknown function, either an ordinary derivative or a partial derivative.

03

Solve the differential equation

Separate the variables in problem 8 to get

dyy2=-2xdx.

The general solution of this differential equation is

y=1x2+C.

Now, dyy2is not valid for y=0.

y=0is a solution of this differential equation that cannot be obtained by any choice of

C.

Therefore, the solution is y=0.

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