Determine whether the equation is exact. If it is exact, find the solution. (e* sin y + 7y) dx –- (7x – e sin y) dy = 0 7 2e*y cos y + 2e'y cos y 7 = C 7 2e*y cos y – e = c 7 2e*y cos y + ey = c The differential equation is not exact.

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Determine whether the equation is exact. If it is exact, find the solution.
(e* sin y + 7y) dx –- (7x – e sin y) dy = 0
7
2e*y cos y +
2e*y cos y
7
= C
7
2e*y cos y – e = c
7
2e*y cos y + e*y = c
The differential equation is not exact.
Transcribed Image Text:Determine whether the equation is exact. If it is exact, find the solution. (e* sin y + 7y) dx –- (7x – e sin y) dy = 0 7 2e*y cos y + 2e*y cos y 7 = C 7 2e*y cos y – e = c 7 2e*y cos y + e*y = c The differential equation is not exact.
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