极限运算:lim(x→0)sin3x⼀sin2x

2025-02-25 19:09:39
推荐回答(2个)
回答1:

lim(x→0)sin3x/sin2x
=lim(x→0)3x(sin3x/3x)/[(sin2x/2x)/2x]
=3/2

回答2:

3x/2x=3/2