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The solution of the initial value problem xdydx=2,y(1)=2x\frac{dy}{dx} = 2, y(1) = 2 is

Solution

✅ Correct Option: 1

Separating, dy=2 dx/xdy = 2\,dx/x, so y=2log⁡∣x∣+Cy = 2\log|x| + C. Using y(1)=2y(1) = 2 gives C=2C = 2. Hence y=2log⁡∣x∣+2=2(log⁡∣x∣+1)y = 2\log|x| + 2 = 2(\log|x| + 1).

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