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प्रश्न
Solution of the differential equation `"dx"/x + "dy"/y` = 0 is ______.
विकल्प
`1/x + 1/y` = c
logx . logy = c
xy = c
x + y = c
उत्तर
Solution of the differential equation `"dx"/x + "dy"/y` = 0 is xy = c.
Explanation:
From the given equation,
We get logx + logy = logc giving xy = c.
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