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Let f: RvecR be such that f(a)=1,f^(pri...

Let `f: RvecR` be such that `f(a)=1,f^(prime)(a)=2.` Then `(lim)_(xvec0)((f^2(a+x))/(f(a)))^(1//x)` is a. `e^2` b. `e^4` c. `e^(-4)` d. `1//e`

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