A={x|x²-3x+4=0}=Φ
B={x|(x+1)(x+4)(x-1)=0}={-4,-1,1}
∴P有以下7种可能:
P={-4},P={-1},P={1}
P={-4,-1},P={-4,1},P={-1,1}
P={-4,-1,1}
集合A=｛x²-3x+4=0,x∈R｝,B=｛x|（x+1）（x²+3x-4）=0,x∈R｝,又A真子集P子集B,求满足条件
集合A=｛x²-3x+4=0,x∈R｝,B=｛x|（x+1）（x²+3x-4）=0,x∈R｝,又A真子集P子集B,求满足条件
数学人气：592 ℃时间：2020-04-09 02:01:14
优质解答
我来回答
类似推荐
猜你喜欢
- 1能不能翻译一下：Have you got any comments on the content you have been practicing in class?
- 2哪位师兄教教我如何用环己醇制环己酮肟!实验室制法,感激不尽哈
- 3"I have never been abroad .He has never been abroad,either."的同义句
- 4若2a+|4-5a|+|1-3a|的值是一个定值，求a的取值范围．
- 52(x-3)=7.5怎样解方程
- 6人教版五年级下册数学书第37页第9题的答案
- 7this book cost the same as that one.同义句 this book is _____ ______ _________that one
- 8___is the time of year when there are a lot of weddings in the U.S
- 9they (not go)to the zoo on sundays用适当形式填空
- 10在三角形ABC中,AB=BC=AC,点D在AB上,点E在BC的延长线上,且AD=CE,连接DE交AC于点F,求DF=EF