x² - 2x + 1 / x + 2 < 0
(x - 1)² / x+2 < 0
( x+2) ((x - 1)² / x+2) < 0 ( x+2)
(x+2 ) (x - 1)² / (x + 2) <0
(x - 1)² < 0
x² - x + 1 < 0
( x - 1 ) ( x - 1 ) < 0
(x - 1 ) < 0
x < 1
maaf jika keliru
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x² - 2x + 1 / x + 2 < 0
(x - 1)² / x+2 < 0
( x+2) ((x - 1)² / x+2) < 0 ( x+2)
(x+2 ) (x - 1)² / (x + 2) <0
(x - 1)² < 0
x² - x + 1 < 0
( x - 1 ) ( x - 1 ) < 0
(x - 1 ) < 0
x < 1
maaf jika keliru