This is on the Barron SAT Math II page 17 # 28
Which of the following lines are asymptotes of the graph of y= ?
(For the answer you can choose two or more, or even none if its all incorrect.)
I know that x=1 is WRONG, and that x=-1 is CORRECT. But what about y=1? Why is it also an asymptote?
Thanks in advance
a similar outcome is of course generated by taking the limit as , it this case, you also have to watch out how the values of n and m change the signs