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f(x)=e^x-e^(-x)-2sinx-2/3x^3dot Then the...

`f(x)=e^x-e^(-x)-2sinx-2/3x^3dot` Then the least value of `n` for which `(d^n)/(dx^n)f(x)(""|)_(x=0)i snon z e roi s` 5 (b) 6 (c) 7 (d) 8

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