Question

tìm x , biết 

-2 < x - 1 < 2

Answer 1

x=0;1;2

K mình nha

Answer 2

-2 < x - 1 < 2

-2 + 1 < x - 1 + 1 < 2 + 1

-1 < x < 3

=> x = 0 ; 1 ; 2

Answer 3

-2 < x-1 < 2

\(\Rightarrow\)x-1 \(\in\left\{-1,0,1\right\}\)

\(\Rightarrow\)x \(\in\left\{0,1,2\right\}\)

Vậy x\(\in\left\{0,1,2\right\}\)

Tk cho mình nhé. thạnk you