-4(x+y)^2+4a(x+y)-a^2
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-4(x+y)^2+4a(x+y)-a^2-4(x+y)^2+4a(x+y)-a^2-4(x+y)^2+4a(x+y)-a^2-4(x+y)^2+4a(x+y)-a^2=-((2(x+y))^2-4a
-4(x+y)^2+4a(x+y)-a^2
-4(x+y)^2+4a(x+y)-a^2
-4(x+y)^2+4a(x+y)-a^2
-4(x+y)^2+4a(x+y)-a^2
=-((2(x+y))^2-4a(x+y)+a^2)
=-(2(x+y)-a)^2
=-(2x+2y-a)^2
a(x+y)^2+4a-4a(x+y)
(2x+y)(2x-3y)+x(2y+y) 2a(x-y)-4b(x-y)
-4(x+y)^2+4a(x+y)-a^2
因式分解:a(x-y)^2+b(y-x)^3 4(x-y)^2+8(y-x)(x+y)1.a(x-y)^2+b(y-x)^3 2.4(x-y)^2+8(y-x)(x+y)
因式分解:a²(x-y)²-2a(y-x)³+(x-y)^4
因式分解 (x-y)^2-4(x-y)-a^2+4
因式分解:4a(x-y)-2b(x-y)
4a(x-y)-2b(y-x)
4a(x-y)-2b(y-x)
把下列各式因式分解 (1)、a^2(x-y)-4a(y-x)+4(x-y) (2)、(x+y)(x-y)-(x+z)(x-z)
[1]a(x-2y)-b(2y-x)+d(2x-4y) [2]x平方-2xy+y平方-2x+2y+1 【3】一(a-x)(a-y)-x(y-a)(X-a)[1]a(x-2y)-b(2y-x)+d(2x-4y) [2]x平方-2xy+y平方-2x+2y+1【3】一(a-x)(a-y)-x(y-a)(X-a) 分解因式,急求!
(1)x^2*x^8+x^13/x^3 (2)a^19/a^12/a^3 (3) (x-2y)^5/(2y-x)^3 (4)(x-y)^5/(x-y) (5)(x-y)^6/(y-x)^4
(4x*4y-y-x-2x*2y)*a=?
4a[x-y]的平方-2b【Y--X】的平方+[y-X]求过程
4a(x-y)二次方-2b(y-x)二次方+(y-x)=
分解因式 4a(x-y)²-a²(y-x)³ (x+y+z)(x-y+z)+(y-x+z) (y-x-z)(1)4a(x-y)²-a²(y-x)³ (2)(x+y+z)(x-y+z)+(y-x+z) (y-x-z)
因式分解:4a^2(x-y)+9(y-x) -4x^2y^2+x^3y+4xy^3
因式分解:4a^2(x-y)+9(y-x) -4x^2y^2+x^3y+4xy^3