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Find the particular solution of the diff...

Find the particular solution of the differential equation `log ((dy)/(dx))=3x+4y` given that `y = 0` when `x = 0`.

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⇒`e^−4y dy=e^3x dx`
Integrating, we have
`e^−4y/-4 − e^3x/3+c=0`
`⇒3e^−4y+4e^3x−12c=0`
Since `x=0 when y=0`, substituting both the values, we have
`3+4−12c=0`
`⇒12c=7`
...
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