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प्रश्न
Choose the correct alternative:
The differential equation of y = mx + c is (m and c are arbitrary constants)
विकल्प
`("d"^2y)/("d"x^2) = 0`
`y = x ("d"y)/("d"x) + "c"`
xdy + ydx = 0
yd – xdy = 0
उत्तर
`("d"^2y)/("d"x^2) = 0`
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