Determine whether the given differential equation is exact. If it is exact, solve it. (If it is not exact, enter NOT.) (tan(x) – sin(x) sin(y)) dx + cos(x) cos(y) dy = 0

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Determine whether the given differential equation is exact. If it is exact, solve it. (If it is not exact, enter NOT.)
(tan(x) – sin(x) sin(y)) dx + cos(x) cos(y) dy = 0
Transcribed Image Text:Determine whether the given differential equation is exact. If it is exact, solve it. (If it is not exact, enter NOT.) (tan(x) – sin(x) sin(y)) dx + cos(x) cos(y) dy = 0
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