(1-x²)(1-y²)-4xy 因式分解(1-x²)(1-y²)-4xy(2x²-3x+1)²-22x+33x-1
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/28 08:35:04
![(1-x²)(1-y²)-4xy 因式分解(1-x²)(1-y²)-4xy(2x²-3x+1)²-22x+33x-1](/uploads/image/z/3833064-0-4.jpg?t=%281-x%26%23178%3B%29%281-y%26%23178%3B%29-4xy+%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%281-x%26%23178%3B%29%281-y%26%23178%3B%29-4xy%EF%BC%882x%26%23178%3B-3x%2B1%EF%BC%89%26%23178%3B-22x%2B33x-1)
x)0ԭPS642+L]J<Ÿa56|32665I*'"jX_`g3(|K䴡Jq S
d@3 dw&TTBFY'xL^.|gs:__o_\g
Y |Ũ
(1-x²)(1-y²)-4xy 因式分解(1-x²)(1-y²)-4xy(2x²-3x+1)²-22x+33x-1
(1-x²)(1-y²)-4xy 因式分解
(1-x²)(1-y²)-4xy
(2x²-3x+1)²-22x+33x-1
(1-x²)(1-y²)-4xy 因式分解(1-x²)(1-y²)-4xy(2x²-3x+1)²-22x+33x-1
(1-x²)(1-y²)-4xy
=1-x²-y²+x²y²-2xy-2xy
=1-2xy+x²y²-x²-y²-2xy
=(1-xy)²-(x+y)²
=(1-xy+x+y)(1-xy-x-y)
(2x²-3x+1)²-22x+33x-1
题目有误