单项选择题

lim_x→∞x+sin2x/x-sin2x=()

A.2
B.2/3
C.0
D.1

<上一题目录下一题>

热门试题

单项选择题

设∫1 (4+x2)dx=()

A.1/4arctan
B.1/2arctan
C.arctan
D.1/2arctan

单项选择题

The story took place during ______.

A.First
B.World
C.the
D.the

相关试题