Find $\lim _ { x \rightarrow + \infty } f ( x )$

Multiple Choice

Find $\lim _ { x \rightarrow + \infty } f ( x )$ and $\lim _ { x \rightarrow - \infty } f ( x )$ .If the limiting value is infinite indicate whether it is + $\infty$ or - $\infty$ . f (x) = (5 - 9x) (x - 2)

A) - $\infty$ ، - $\infty$
B) - $\infty$ ، 0
C) + $\infty$ ، + $\infty$
D) + $\infty$ ، 0