5. The following DE are exact except (A) 2ry³ +e+(3.x²y² + sin y)y = 0 (B) 6.ry² + 2y + (9m²y² + 8zy³)y′ = 0 (C) 2xydx +(2+x²)dy = 0 (D) (x²+1)dx-xydy=0
5. The following DE are exact except (A) 2ry³ +e+(3.x²y² + sin y)y = 0 (B) 6.ry² + 2y + (9m²y² + 8zy³)y′ = 0 (C) 2xydx +(2+x²)dy = 0 (D) (x²+1)dx-xydy=0
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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