Differential Equations : Separation of Variables
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5. Let y(x) be the solution to the differential equation
(x2+1)1/2dy - (x/y)dx = 0 satisfying y(31/2) = 3.
Then [y(81/2)]2 =
A. 6 B. 8 C. 10
D. 11 E. 13
https://brainmass.com/math/calculus-and-analysis/differential-equations-separation-variables-33145
Solution Preview
Ok, here we can separate the variables to get:
ydy=xdx/sqrt(1+x^2)
Now we can integrate the sides:
The left hand side would be:
y^2/2
For the ...
Solution Summary
Separation of Variables is used to solve a Differential Equation. The solution is detailed and well presented. The response was given a rating of "5" by the student who originally posted the question.
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