(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
题型:填空题难度:一般来源:不详
(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______. |
答案
(1)单项式-12x12y3与8x10y6的公因式是4x10y3; (2)3ab4-6ab3+9ab2各项的公因式是3ab2; (3)-4a2b+8ab-4a各项的公因式是-4a. 故答案为:4x10y3;3ab2;-4a. |
举一反三
(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______. |
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