Question

studies and represents the behavior of the following function when {x rightarrow +infty} and when {x rightarrow -infty}

\[f(x) = \frac{ 1-3x }{ 2-x}\]

Answer 1

divide numerator and denominator with x
and then take limit.

Answer 2

\[f(x) = \frac{ 1/x-3 }{ 2/x-1} \]
both cases, you will find it 3