简答题:已知函数f(x)=(a+1)lnx+ax2+1. (Ⅰ)讨论函数f(x)的单调性; (Ⅱ)设a≤-2,证明:对任意x2, 题目分类:数学(文科) 题目类型:简答题 查看权限:VIP 题目内容: 已知函数f(x)=(a+1)lnx+ax2+1. (Ⅰ)讨论函数f(x)的单调性; (Ⅱ)设a≤-2,证明:对任意x2,x2 (0,+∞),|f(x1)-f(x2)|≥4|x1-x2|. 参考答案: 答案解析:
A It was a village in India . The people were poor. However AIt was a village in India . The people were poor. However , they were not unha 分类:数学(文科) 题型:简答题 查看答案
下列理解和分析,不符合原文内容的一项是( ) 下列理解和分析,不符合原文内容的一项是( )A.当我们说孔子思想影响了中国两千多年的时候,是董仲舒、朱熹等人的思想影响也一起考虑在内而这样说的。 B.有人说, 分类:数学(文科) 题型:简答题 查看答案
自然科学家为破解蒙娜丽莎微笑之谜做出的种种努力,从艺术审美的角度看,是否有意义?请谈谈你的看法。 自然科学家为破解蒙娜丽莎微笑之谜做出的种种努力,从艺术审美的角度看,是否有意义?请谈谈你的看法。 分类:数学(文科) 题型:简答题 查看答案
According to the text, Kody ______. According to the text, Kody ______.A.feel lonely because of his illness B.benefi 分类:数学(文科) 题型:简答题 查看答案
AChristopher Thomas, 27, was a writer by night and a teacher AChristopher Thomas, 27, was a writer by night and a teacher by day when he noti 分类:数学(文科) 题型:简答题 查看答案