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The solution to the differential equation frac text d ^2 cdot...

This question belongs to Engineering Maths Differential Equations
Differential Equations
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The solution to the differential equation $$\frac{{{{\text{d}}^2} \cdot {\text{u}}}}{{{\text{d}}{{\text{x}}^2}}} - {\text{k}}\frac{{{\text{du}}}}{{{\text{dx}}}} = 0$$    is where k is constant, subjected to the boundary conditions u(0) = 0 and u(L) = U, is

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Correct Answer: Option B
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