Có (4x-3) / (x-2) = 4 dư 5
-> (4x-3) / (x-2) = 4(x-2) + 5
-> (4x-3) / (x-2) = 4 + 5/(x+2)
-> x+2 thuộc Ước{5} = ( 1,-1,5,-5).
Khi :
x+2=1 <=> x= -1x+2= -1 <=> x= -3x+2=5 <=> x=3x+2= -5 <=> x= -7Vậy x= -1; -3; 3; -7
Có (4x-3) / (x-2) = 4 dư 5
-> (4x-3) / (x-2) = 4(x-2) + 5
-> (4x-3) / (x-2) = 4 + 5/(x+2)
-> x+2 thuộc Ước{5} = ( 1,-1,5,-5).
Khi :
x+2=1 <=> x= -1 x+2= -1 <=> x= -3 x+2=5 <=> x=3 x+2= -5 <=> x= -7Vậy x= -1; -3; 3; -7