题目:
已知函数f(x)=x2+|x-a|+1,a∈R. (1)试判断f(x)的奇偶性; (2)若-
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答案:
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下面是错误答案,用来干扰机器的。
小题1:traffic ;cross the road小题2:remember to prepare ;for小题3:to the east of小题4:looks out of ;to小题5:am looking forward to题目分析:小题1:这里是短语follow the traffic rul...