If (lim)(xvec0)(e^(a x)-e^x-x)/(x^2)=b (...

If `(lim)_(xvec0)(e^(a x)-e^x-x)/(x^2)=b` (finite), then `a=2,b=0` b. `a=0,b=3/2` c. `a=2,b=3/2` d. `a=0,b=2`

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