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If lim(xto0)(1+ax+bx^(2))^(2//x)=e^(3) t...

If `lim_(xto0)(1+ax+bx^(2))^(2//x)=e^(3)` then

A

`a=3/2,b epsilonR`

B

`a=1/2, b epsilonR`

C

`a epsilonR,bepsilonR`

D

None of these

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