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x^2(x+1)-y(xy-x) 因式分解
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第1个回答 2020-08-20
x^2(x+1)-y(xy-x)
=x^3+x^2 - xy^2+xy
=(x^3- xy^2)+(x^2+xy)
=x(x^2-y^2)+x(x+y)
=x(x+y)(x-y)+x(x+y)
=x(x+y)(x-y+1)
相似回答
将
x^2(x+1)-y
^2(y-1)+
xy因式分解
答:
解:x²
(x+1)-y
²(y-1)+xy =x³+x²-y³+y²+xy =x³-y³+(x²+y²+xy)=
(x-y)(x
²+y²+xy)+(x²+y²+xy)=(x²+y²+
xy)(x-y
+1)
xy
-y-
x+1因式分解
答:
xy-y-
x+1因式分解
xy-y-x+1 =
y(x
-1)-x+1 =y(x-1)-(x-1) =(x-1)(y-1)因式分解xy+x–y–1? 原式等于 x(y
+1)
-(y+1) =(x-1)(y+1) ~回答完毕~ ~\(^o^)/~祝学习进步~~~
(xy-x
-y
+1)^2因式分解
xy-x-y+1 =x(y-1)-(y-1) =...
x^2
-
xy+x因式分解
答:
你好
x^2
-
xy+x
=
x(x-y+1)
【数学辅导团】为您解答,不理解请追问,理解请及时选为满意回答!(*^__^*)谢谢!
紧急求助:
x^2(x+1)
+
y(xy
+y)求
因式分解
答:
=
x^2(x
十
1)
十
y
^2(x十1)=(x^2十y^2
)(x
十1)
因式分解
x^2(x+y
)(y-
x)
-
xy
(x+y)(
x-y
)
答:
x^2(x+
y)(y-
x)
-
xy(
x+y)(
x-y)
=x^2(x+y)(y-x)+xy(x+y)(y-x)=
x(
x+y)(y-x)(x+y)=x(x+y)^2(y-x)
因式分解
(x+y)^2
-
xy
(
1
-
x-y)
-1
答:
(x+y
)^2
-
xy(
1-x-y)-1 =(x+y)^2-1-xy(1-
x-y)
=(x+y+1)(x+y-1)+xy(x+y-1)=(x+y-1)(x+y+1+
xy)
=(x+y-1)[x(y+1)+(y+1)]=(x+y-1
)(x+1)
(y+1)
大家正在搜
(x+y)(x²-xy+y²)
f(xy)=f(x)+f(y)
xy'+y=x^2+3x+2
x+y+xy=65求x+y
2^xy=x+y
x+y+xy=32
x²+y²=1+|x|y
x+y=10,xy=9
x+y+xy=65