问题
填空题
分解因式:a4-2a2b2+b4=______;x5-x3=______.
答案
(1)a4-2a2b2+b4,
=(a2-b2)2,
=(a+b)2(a-b)2;
(2)x5-x3,
=x3(x2-1),
=x3(x+1)(x-1).
分解因式:a4-2a2b2+b4=______;x5-x3=______.
(1)a4-2a2b2+b4,
=(a2-b2)2,
=(a+b)2(a-b)2;
(2)x5-x3,
=x3(x2-1),
=x3(x+1)(x-1).