Categories > diff-equation > Formation of differential equations > If $y=a{{x}^{n+1}}+b{{x}^{-n}},$ then ${{x}^{2}}\frac{{{d}^{2}}y}{d{{x}^{2}}}$ equals to

diff-equation

Question: If $y=a{{x}^{n+1}}+b{{x}^{-n}},$ then ${{x}^{2}}\frac{{{d}^{2}}y}{d{{x}^{2}}}$ equals to


1) $n(n-1)y$
2) $n(n+1)y$
3) $ny$
4) $n^2y$
Solution: Explanation: No Explanation
Formation of differential equations

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