Rozwiąż nierówność ,
1 ) x-3
---- - 1 < x -1
2
2) 2(x-1)do kwadratu -2(1-2x)=2x do kwadratu -4
3) x+3 > 2x-1
-----
1. x-3
--------- -1 <x-1 /2
x-3-2<2x-2
x-2x<-2+5
x<3
2. 2(x-1)do kwadratu-2(1-2x)=2xdo kwadratu-4
(2x-2)do kwadratu-2+2x=2xdo kwadr.-4
xkwadrat-2+2x=2xdo kwardatu-4
xkwadrat-2x-2xkwadr.=-4+2
3. x+3>2x-1/2
------------
2x+6>4x-2
2x-4x>-2-6
-2x>-8/:(-2)
x=4
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1. x-3
--------- -1 <x-1 /2
2
x-3-2<2x-2
x-2x<-2+5
x<3
2. 2(x-1)do kwadratu-2(1-2x)=2xdo kwadratu-4
(2x-2)do kwadratu-2+2x=2xdo kwadr.-4
xkwadrat-2+2x=2xdo kwardatu-4
xkwadrat-2x-2xkwadr.=-4+2
3. x+3>2x-1/2
------------
2
2x+6>4x-2
2x-4x>-2-6
-2x>-8/:(-2)
x=4