Evaluate: `lim_(xrarroo) (5x^(2)+3x+1)/(3x^(2)+2x+4)`

Explanation

`underset(xrarroo)"lim"(5x^(2)+3x+1)/(3x^(2)+2x+4)`
`=underset(xrarroo)"lim"(5+(3)/(x)+(1)/(x^(2)))/(3+(2)/(x)+(4)/(x^(2)))`
(Divide numerator and denominator by `x^(2)`)