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2022-12-28 13:28:20
2022-12-28 13:27:44
x-6 ⋮ x+1
x+1 ⋮x+1
=> (x-6)-(x+1)⋮ x+1
6-1 ⋮ x+1
5⋮x+1
x+1ϵ Ư(5) = ( +- 1 ;+-5 )
x ϵ (0 ; -2 ; 4 ; -6 )
nhớ tick đúng cho mik nha