Respuesta :
|x-3| < 1
make it to the possible solution
x-3 < 1 -------> (1)
-(x-3) < 1 ------> (2)
in equation (1)
x<1+3
x < 4
in equation (2)
-x + 3 < 1
-x < 1-3
-x < -2
x > 2
x ∈ (2,4)
make it to the possible solution
x-3 < 1 -------> (1)
-(x-3) < 1 ------> (2)
in equation (1)
x<1+3
x < 4
in equation (2)
-x + 3 < 1
-x < 1-3
-x < -2
x > 2
x ∈ (2,4)