Question $2$

$1$ pts

Which function $f(x)$ below makes $\underset{x2}{lim}f(x)$ not exist because the function values get larger and larger without bound as x approaches $2?$

$f(x)=cos(\frac{1}{x})$

$f(x)=\frac{1}{1-cos(x)}$

$f(x)=cos(2x)$