What is the area for the figures below ?

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36

Mr. roseanne will buy 12 1/2 pounds beef for for a cookout. the price for the first 3 pounds of beef is $4.99 per pound. after that, the price is $4.49 per pound. how much will mr.roshan pay for the beef

:)i need to know on which ones are corresponding, alternate interior, alternate exterior, or none of these.