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If lim(xrarr0)(axe^x-blog(1+x))/x^2=3 ,t...

If `lim_(xrarr0)(axe^x-blog(1+x))/x^2=3` ,then the values of `a ,b` are respectively

A

2,2

B

1,2

C

2,1

D

2,0

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A
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