如果二次函数f(x)=x2-(a-1)x+5在区间(12,1)上是增函数,求f( 发布时间:2017-04-22 14:07 │ 来源:www.tikuol.com 题型:解答题 问题: 如果二次函数f(x)=x2-(a-1)x+5在区间(12,1)上是增函数,求f(2)的取值范围.
题型:解答题 When if he hadany idea what the novel was about, Jack kept silent. He have read it very carefully. A.asking; needn'tB.asking; shouldn'tC.asked; can’tD.asked; mustn’t 查看答案