1.

Evaluate `lim_(xto0) (3x+|x|)/(7x-5|x|).`

Answer» Correct Answer - Limit does not exist.
`underset(xto0^(-))lim(3x+|x|)/(7x-5|x|)=underset(xto0^(-))lim(3x-x)/(7x-5x)=1/6`
and `underset(xto0^(+))lim(3x+|x|)/(7x-5|x|)=underset(xto0)lim(3x+x)/(7x-5x)=2`
Hence, the limit does not exist.


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