A necessary and sufficient condition that M(x,y) dx+ N(x,y dy=0 be an exact differential equation is A B с D ?M ƏN дх ду J2M a2N dx² дуг J2M ?xdy JM dy 11 32N ?у х ON ?х
A necessary and sufficient condition that M(x,y) dx+ N(x,y dy=0 be an exact differential equation is A B с D ?M ƏN дх ду J2M a2N dx² дуг J2M ?xdy JM dy 11 32N ?у х ON ?х
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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Transcribed Image Text:A necessary and sufficient condition that M(x,y) dx + N(x,y dy=0 be an exact differential equation is
A
B
с
D
JM ON
?х dy
22М 22N
?*2
дууг
J2M
?х у
JM
dy
J2N
?у х
ƏN
?х
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