lim(x→∞) (5X^2-51)/(9X^2-19)
问题描述:
lim(x→∞) (5X^2-51)/(9X^2-19)
答
lim(x→∞) (5X^2-51)/(9X^2-19)
lim(x→∞) (5-51/x^2)/(9-19/x^2)
=(5-0)/(9-0)
=5/9