题目

如下图所示为函数y=f(x)在[-4,7]的图象,则函数f(x)的单调递增区间是________. 答案: [-4,-2],[4,7]At the seventh International Ballet Competitions , Fernando Bujones won the first gold medal ever           to an American male dancer .A.awardedB.to be awardedC.being awardedD.should be awarded
数学 试题推荐