25(x-y)^2+10(y-x)+1=

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/25 04:47:21
25(x-y)^2+10(y-x)+1=
x)32ըЭԌ364Шԭ6I*._`gCD4D"6HH F5JBD4L+tM+u 5 <;u/b

25(x-y)^2+10(y-x)+1=
25(x-y)^2+10(y-x)+1=

25(x-y)^2+10(y-x)+1=
25(x-y)^2+10(y-x)+1=
[5(x-y)]^2-2*5(x-y)+1=
[5(x-y)-1]^2=
(5x-5y-1)(5x-5y-1)