当m ______时,函数y=(m2-2m-3)x2+(m-2)x+m是二次函数 发布时间:2017-05-09 05:00 │ 来源:www.tikuol.com 题型:填空题 问题: 当m ______时,函数y=(m2-2m-3)x2+(m-2)x+m是二次函数。
题型:填空题 The good thing about children is that they very easily to the new environments.A.adaptB.appealC.attachD.apply 查看答案