You arrive at the fourth gate, feeling confident in your skills. "It is a good thing I had some practice before landing on this planet", you think. You look carefully at the gate and find the following information, translated by your computer: Each of the limits below represent a piece of the passcode that you must enter to proceed. The parameters a and c represent positive real numbers and should be treated as such in your answer. "Remember," says your computer, "to type "infinity" for , "-infinity" for -, and "NA" if the limit does not exist." lim x-x lim x-x ax 95 -52+37 cx 95-37 ax 95 -5x+37 ax lim 92-37 92_52+37 95-37 = -infinity = -infinity = N/A A AY