
高一解不等式
1.(x-1)(x^2+5x+6)>02.(x-1)(x^2+5x-6)<0谢谢各位了!很急感激不尽...
1.(x-1)(x^2+5x+6)>0
2.(x-1)(x^2+5x-6)<0
谢谢各位了!很急 感激不尽 展开
2.(x-1)(x^2+5x-6)<0
谢谢各位了!很急 感激不尽 展开
1个回答
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1.(x-1)(x^2+5x+6)>0
(x-1)(x+2)(x+3)>0
x>1 or -3<x<-2
2.(x-1)(x^2+5x-6)<0
(x-1)(x+6)(x-1)<0
(x-1)^2(x+6)<0
x<-6
(x-1)(x+2)(x+3)>0
x>1 or -3<x<-2
2.(x-1)(x^2+5x-6)<0
(x-1)(x+6)(x-1)<0
(x-1)^2(x+6)<0
x<-6
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