s M(x, y) and N(x, y) can be found so that each

Chapter 2, Problem 42E

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QUESTION:

Discuss how the functions M(x, y) and N(x, y) can be found so that each differential equation is exact. Carry out your ideas.

(a) \(M(x, y) \ d x+\left(x e^{x y}+2 x y+\frac{1}{x}\right) \ d y=0\)

(b) \(\left(x^{-1 / 2} y^{1 / 2}+\frac{x}{x^{2}+y}\right) \ d x+N(x, y) \ d y=0\)

Text Transcription:

M(x, y) dx + (xe^xy + 2xy + 1/x) dy = 0

(x^-1/2 y^1/2 + x/x^2 + y) dx + N(x, y) dy = 0

Questions & Answers

QUESTION:

Discuss how the functions M(x, y) and N(x, y) can be found so that each differential equation is exact. Carry out your ideas.

(a) \(M(x, y) \ d x+\left(x e^{x y}+2 x y+\frac{1}{x}\right) \ d y=0\)

(b) \(\left(x^{-1 / 2} y^{1 / 2}+\frac{x}{x^{2}+y}\right) \ d x+N(x, y) \ d y=0\)

Text Transcription:

M(x, y) dx + (xe^xy + 2xy + 1/x) dy = 0

(x^-1/2 y^1/2 + x/x^2 + y) dx + N(x, y) dy = 0

ANSWER:

Step 1 of 3

In this problem we have to discuss how the functions M(x, y) and N(x, y) can be found.

 

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