单选题:设函数f(x)满足f”(x)-5f’(x)+6f(x)=0,若f(x0)>0,f'(x0)=0,则()。 题目分类:高中数学 题目类型:单选题 号外号外:注册会员即送体验阅读点! 题目内容: 设函数f(x)满足f”(x)-5f’(x)+6f(x)=0,若f(x0)>0,f'(x0)=0,则()。 A.f(x)在点x0处取得极大值 B.f(x)在点x0的某个领域内单调增加 C.f(x)在点x0处取得极小值 D.f(x)在点x0的某个领域内单调减少 参考答案: 答案解析:
下列描述的四种教学场景中,使用的教学方法为演示法的是()。 下列描述的四种教学场景中,使用的教学方法为演示法的是()。A.课堂上老师运用实物直观教具将教学内容生动形象地展示给学生 B.课堂上老师运用口头语言,辅以表情姿态 分类:高中数学 题型:单选题 查看答案
It can be learned from Paragraph 2 that the digital services It can be learned from Paragraph 2 that the digital services taxA.may trigger co 分类:高中数学 题型:单选题 查看答案
Norway's adoption of a nationwide corporate gender quota has Norway's adoption of a nationwide corporate gender quota has led toA.the underes 分类:高中数学 题型:单选题 查看答案
Which of the following is true of the California measure? Which of the following is true of the California measure?A.It has irritated priv 分类:高中数学 题型:单选题 查看答案
Which of the following characterises the scientific publishi Which of the following characterises the scientific publishing model?A.Trial sub 分类:高中数学 题型:单选题 查看答案