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Find (d^2y)/(dx^2)where y=log((x^2)/(e^...

Find `(d^2y)/(dx^2)`where` y=log((x^2)/(e^2))dot`

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`y=log (frac{x^{2}}{e^{2}})`

`frac{d y}{d x}=frac{1}{x^{2}} times frac{2 x}{e^{2}}=frac{e^{2}}{x^{2}} times frac{2 x}{e^{2}}`

`frac{d y}{d x}=frac{2}{x}`

`frac{d e^{2} y}{d x^{2}}=frac{-2}{x^{2}}`

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