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The equation is $\"\"$ .

Rewrite the function.

$\"\"$ .

The above equation is in the form of linear equation $\"\"$ .

Here $\"\"$ and $\"\"$ .

The integrating factor is $\"\"$ .

Substitute $\"\"$ .

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The general solution is $\"\"$ .

Substitute $\"\"$ .

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The solution of the differential equation is $\"\"$ .

The option is $\"\"$ .

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The option is $\"\"$ .