	Huỳnh Khánh Vi \| Chat Online
	22/10/2017 09:40:21
	Toán học - Lớp 8 \| Toán học \| Lớp 8

Tính: 1) (2x^3 - x^2 - x + 1) : (x^2 - 2x); 2) (3x^3 - x + 2) : (x^2 + 2x - 3); 3) (3x^3 - 2x^2 + 4x - 4) : (x - 2); 4) (x^3 + x^2 - 12) : (x - 2)

Tính :
1) (2x^3 - x^2 - x + 1 ) : (x^2 - 2x)
2) ( 3x^3 - x + 2 ) : ( x^2 + 2x - 3 )
3) (3x^3 - 2x^2 + 4x -4 ) : (x-2)
4) ( x^3 + x^2 -12) : (x-2)
5) (x^4 + 2x^2y^2 + y^4 ) : ( x^2 + y^2 )
6) (49x^2 - 81y^2 ) : (7x+9y)
7) ( x^3 + 3x^2y + 3xy^2 + y^3 ) : (x+y)
8) ( 8x^3 + 1 ) : ( 2x+1)
9) ( x^5 +x+1) : (x^3+1)
10) ( x^5 + x^3 + x^2 +1 ) : (x^3 + 1 )
Tính :
1) ( x - 2 ) ^2 - ( x - 3 ) ( x - 1 )
2) ( x + 3 ) ^ 2 - x ( x - 2 )