f(x)在x=2处连续,limf(x)⼀x-2在x趋近于2的极限=2,求f(2)的导数

能用洛必达法则吗?
2025-01-01 06:32:42
推荐回答(1个)
回答1:

lim(x->2) f(x)/(x-2) = 2 (0/0)
lim(x->2) f'(x) = 2
f'(2)=2