求极限 变上限定积分 求大神解答!谢谢!勿扰!

2024-12-12 20:25:34
推荐回答(1个)
回答1:

lim(x→0) [∫(0→x²) cos(t²) dt]'/(x^1/2)'
lim(x→0) 2xcosx^4/(1/2x^-1/2)
lim(x→0) 4(x^2/3)cosx^4
=0