Plz some help me!!!!!!!!, ive been struggling on this problem. And i need it done today. Someone plz help.

 All of these questions are different parts of one question. If you could be so kind to divide each one into it on individual number or category so I can differentiate it better. Thank you for ur hard work!

(11), Using the function from question 9, find the equation of the horizontal asymptote What does this mean in this context ?

(12), From question 9, does the function cross the horizontal asymptote? Does it make sense in relation to this problem?