题目内容
填空:(把下式分解因式)
(2x-3y)3-x(3y-2x)2=________;
(2x-3y)2(x-3y)
an-an+1=________;
an+an-1=________;
a2n+3an=________.
把下式分解因式:
2ax-10ay+5by-bx.