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x -2 -2x
x 1 1x +
(x-2)(x+1) -x
x2-1
x -1 -1x
x 1 1x +
0
(x-1)(x+1)
(x-2)(x+1) x-2
per =
(×-1)(×+1) ×-1
e. x2 -3×+2
× -2 -2x
× -1 -1x +
(×-2)(×-1) -3×
2×pangkat2 -2x -4
2× 2 2×
1× -2 -4× +
(2×+2)(1×-2) -2×
(×-2)(×-1) ×-1
per =
(2×+2)(1×-2) 2×+2
maaf yang c sama f nya gak bisa