因式分解(1)-8ax2+16axy-8ay2;(2)(a2+1)2-4a2.
题型:解答题难度:一般来源:不详
因式分解 (1)-8ax2+16axy-8ay2; (2)(a2+1)2-4a2. |
答案
(1)-8ax2+16axy-8ay2, =-8a(x2-2xy+y2), =-8a(x-y)2;
(2)(a2+1)2-4a2, =(a2+1-2a)(a2+1+2a), =(a+1)2(a-1)2. |
举一反三
分解因式 (1)a2(x-y)+16(y-x); (2)(x2+y2)2-4x2y2. |
最新试题
热门考点