2. (a) Prove that the substitution u = yl¬n reduces the Bemoulli's equation + P(x)y = f(x)y", n ± 0 , n # 1 dy dx to a linear equation in u. (b) Find the solution of the nonlinear IVP dy 2xy = 3y³, y(1) = 1. dx

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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(a) Prove that the substitution ? = ?1−? reduces the Bernoulli’s equation
??
??
+ ?(?)? = ?(?)??, ? ≠ 0 , ? ≠ 1
to a linear equation in ?.
(b) Find the solution of the nonlinear IVP
?2 ??
??
− 2?? = 3?3, ?(1) = 1.

2. (a) Prove that the substitution u = yl¬n reduces the Bemoulli's equation
1-n
+ P(x)y = f(x)y", n ± 0 , n ± 1
dx
to a linear equation in u.
(b) Find the solution of the nonlinear IVP
dy
x2
- 2xy
dx
3y³,
y(1) = 1.
Transcribed Image Text:2. (a) Prove that the substitution u = yl¬n reduces the Bemoulli's equation 1-n + P(x)y = f(x)y", n ± 0 , n ± 1 dx to a linear equation in u. (b) Find the solution of the nonlinear IVP dy x2 - 2xy dx 3y³, y(1) = 1.
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