Answered: 5. The following DE are exact except…

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

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter6: Applications Of The Derivative

Section6.3: Implicit Differentiation

Problem 1YT: Find dydx if x2+y2=xy.

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Question

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

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