x
Lim _____ = ?
x2-1
x→(infinity sign)
limx→∞(xx2−1)=limx→∞(xx2−1:x2:x2)=limx→∞(xx2x2−1x2)=limx→∞(xx2x2x2−1x2)=limx→∞(1x1−1x2)=01−0=01limx→∞(xx2−1)=0
Thank you so much!