Differential Equations

Bihar Board Class 12 · Mathematics · 47 past questions

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1. Q33 2018

   solution of the differential equation $y\,dx - x\,dy = xy\,dx$ is

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2. Q34 2018

   Integrating factor (I.F) of differential equation $\frac{dy}{dx} + \frac{y}{x} = \frac{y^2}{x^2}$ is

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3. Q35 2018

   solution of $\frac{x\,dy - y\,dx}{x^2 + y^2} = 0$ is…

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4. Q36 2018

   Solve: $(x^2-y^2)\dfrac{dy}{dx}=2xy$

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5. Q37 2018

   Evaluate $x\cos x\dfrac{dy}{dx}+y(x\sin x+\cos x)=1$

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