- 多项式ax2-a与多项式x2-2x+1的公因式是______.
- 多项式12b3-8b2+4b的公因式是______.
- 多项式4a3b-6a2b2+2a2b的公因式是( ) A.a2 B.a2b C.2a2b D.2ab
- 多项式15a3b2+5a2b-20a3b3的公因式是( ) A.5ab B.5a2b2 C.5a2b D.5a2b3
- (1)单项式-12x12y3与8x10y6的公因式是______;(2)3ab4-6ab3+9ab2各项的公因式是______;(3)-4a2b+8ab-4a各项的公因式是...
- (1)-xy2(x+y)3+x(x+y)2的公因式是______;(2)4x(m-n)+8y(n-m)2的公因式是______.