If the function f(x)=-4e^((1-x)/2)+1+x+(...

If the function `f(x)=-4e^((1-x)/2)+1+x+(x^2)/2+(x^3)/3a n dg(x)=f^(-1)(x),` then the reciprocal of `g^(prime)((-7)/6)` is_________

`1/5`

`-1/5`

`6/7`

`-6/7`

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