Which of these differentials is exact? (only one of them is exact) (1 – 2xy)dx + (x² + y²) dy O (22 + y²) dx +(1 – 2æy)dy O (1 – 2æy)dæ + (æ² – y²) dy '(æ² – y²) dx + (1 – 2æy)dy -

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Which of these differentials is exact? (only one of them is exact)
(1 – 2æy)dx + (² + y²) dy
O (22 + y²) dæ +(1 – 2æy)dy
O (1 – 2æy)dæ + (æ² – y²) dy
'(æ² – y²) dx + (1 – 2æy)dy
Transcribed Image Text:Which of these differentials is exact? (only one of them is exact) (1 – 2æy)dx + (² + y²) dy O (22 + y²) dæ +(1 – 2æy)dy O (1 – 2æy)dæ + (æ² – y²) dy '(æ² – y²) dx + (1 – 2æy)dy
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