设集合A={x/(x+3)(2-x)}>=0,B={x/x^-4ax-(1-4a^)
来源:学生作业帮助网 编辑:作业帮 时间:2024/04/29 01:46:55
设集合A={x/(x+3)(2-x)}>=0,B={x/x^-4ax-(1-4a^)
设集合A={x/(x+3)(2-x)}>=0,B={x/x^-4ax-(1-4a^)
设集合A={x/(x+3)(2-x)}>=0,B={x/x^-4ax-(1-4a^)
x/(x+3)(2-x)>=0 =>
1.x>0 and (x>-3 and x0
没看明白 b是啥啊