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Solve the following differential equation dydx = x2y + y

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प्रश्न

Solve the following differential equation `("d"y)/("d"x)` = x2y + y

योग
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उत्तर

`("d"y)/("d"x)` = x2y + y 

= (x2 + 1)y

∴ `1/y  "d"y` = (x2 + 1) dx

Integrating on both sides, we get

`int 1/y  "d"y = int(x^2 + 1)  "d"x`

∴ log |y| = `x^3/3 + x + c`

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