5,6,7,8,
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/28 16:10:12
5,6,7,8,
5,6,7,8,
![](http://a.hiphotos.baidu.com/zhidao/wh%3D600%2C800/sign=55927fd992ef76c6d087f32dad26d1c2/f7246b600c3387445bb78284530fd9f9d62aa0dc.jpg)
![](http://f.hiphotos.baidu.com/zhidao/wh%3D600%2C800/sign=e2f74daa8735e5dd9079add946f68bd7/f31fbe096b63f624c65594fb8544ebf81a4ca33a.jpg)
![](http://c.hiphotos.baidu.com/zhidao/wh%3D600%2C800/sign=03150f15a344ad342eea8f81e09220cc/a8ec8a13632762d065350947a2ec08fa513dc63b.jpg)
5,6,7,8,
ACCB
ACCB
5. A
6. C
7. C -5<a<-1
8. B
![](http://f.hiphotos.baidu.com/zhidao/wh%3D600%2C800/sign=237d4df78594a4c20a76ef2d3ec437ed/cf1b9d16fdfaaf51062b2d478e5494eef11f7a7a.jpg)
8,6,7,5,( ) ( )
5,6,7,8,
5 6 7 8
5,6,7,8,
5,6,7,8,
5 6 7 8
5,6,7,8,
5,6,7,8,
5 6 7 8
5 6 7 8
5 6 7 8
5,6,7,8,
5,6,7,8,
5,6,7,8
5 6 7 8
5,6,7,8
5 6 7 8
5 6 7 8