(2x-3y) dx + (2y – 3x) dy = 0. MOM %3D

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.
Chapter4: Calculating The Derivative
Section4.5: Derivatives Of Logarithmic Functions
Problem 47E
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Test of the equation no. 20 for exactness and solve the equation. The equations that are not exact may be solved by other methods. Show complete solution.
19. 12xy cos (x?) – 2xy + 1] dx + [sin (x²) – x²] dy = 0.
ANS. y[sin (x²) x²] = c – x.
ANS. x2 + y² - 3xy = c.
20. (2x – 3y) dx + (2y – 3x) dy = 0.
NOMO
%3D
Transcribed Image Text:19. 12xy cos (x?) – 2xy + 1] dx + [sin (x²) – x²] dy = 0. ANS. y[sin (x²) x²] = c – x. ANS. x2 + y² - 3xy = c. 20. (2x – 3y) dx + (2y – 3x) dy = 0. NOMO %3D
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ISBN:
9780321964038
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Publisher:
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