挑战习题
1/3单选题
难度:

1.已知函数在区间上的最大值与最小值分别为,则()
A 30
B 31
C 32
D 33
提示1:
IOWFiOaxguWvvOaVsO+8jOaxguaegeWAvOeCue+8jOaxguaegeWAvA==
提示2:
IOaxguerr+eCueWAvA==
提示3:
IOavlOi+g+aegeWAvOWSjOerr+eCueWAvOeahOWkp+Wwjw==
正确答案:Qw==
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