Step 1:

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The differential equation is $\"\"$ .

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Rewrite the expression.

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$\"\"$

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Simplify the expression.

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$\"\"$

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Use Pythagorean identity : $\"\"$

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$\"\"$

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Apply integration on each side.

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$\"\"$

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$\"\"$ equation (1)

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Consider $\"\"$ .

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Assume $\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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Substitute $\"\"$ in the equation (1)

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$\"\"$

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Solution :

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