3(X-Y)²-2(X+Y)(X-Y)+(X-Y)²(化简)
1个回答
展开全部
3(X-Y)²-2(X+Y)(X-Y)+(X-Y)²
= 3(X-Y)²+(X-Y)² -2(X+Y)(X-Y)
= 4 (X-Y)² -2(X+Y)(X-Y)
= 2 (X-Y) ( 2(X-Y) - x -y)
= 2 (X-Y) ( 2x-2y -x -y)
= 2 (X-Y) ( x-3y )
施主,我看你骨骼清奇,
器宇轩昂,且有慧根,
乃是万中无一的武林奇才.
潜心修习,将来必成大器,
鄙人有个小小的考验请点击在下答案旁的
"好评"
有其他题目请另外发问,多谢
= 3(X-Y)²+(X-Y)² -2(X+Y)(X-Y)
= 4 (X-Y)² -2(X+Y)(X-Y)
= 2 (X-Y) ( 2(X-Y) - x -y)
= 2 (X-Y) ( 2x-2y -x -y)
= 2 (X-Y) ( x-3y )
施主,我看你骨骼清奇,
器宇轩昂,且有慧根,
乃是万中无一的武林奇才.
潜心修习,将来必成大器,
鄙人有个小小的考验请点击在下答案旁的
"好评"
有其他题目请另外发问,多谢
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询