-a(x-y)²+b(x-y)请解答
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/22 18:19:34
-a(x-y)²+b(x-y)请解答-a(x-y)²+b(x-y)请解答-a(x-y)²+b(x-y)请解答-a(x-y)²+b(x-y)=(x-y)(-a(x
-a(x-y)²+b(x-y)请解答
-a(x-y)²+b(x-y)请解答
-a(x-y)²+b(x-y)请解答
-a(x-y)²+b(x-y)=(x-y)(-a(x-y)+b)
=(x-y)(ay-ax+b)
-a(x-y)²+b(x-y)
=-(x-y)[a(x-y)+b]
=-(x-y)(ax-ay+b)
因式分解 (X+A)²-(Y-B)²
9a²(x-y) +4b²(y-x)
1.x²-y²+6y-92.a²(a-b)+b²(b-a)
分解因式:4b²c²-(b²+c²-a²)² 25(x+y)²-16(x-y)² x²-6x+9
-a(x-y)²+b(x-y)请解答
因式分解 a²-4ab+4b² 4+12(x-y)+9(x-y)²
化简x²/(y-x)-y²/(y-x)的结果是要求写具体过程、A -x-y B y-x C x-y D x+y.
x⁴-a²x²-b²x²+a²b²x²(x+1)-y(xy+x)
-2a^3b+8a²b²-8ab^3 (7x²+2y²)²-(2x²+7y²)²
分解因式 x²(x²-y²)+z²(y²-x²) (a+b)²+4(a+b+1)
(x²-y)²-(2y-2)²^4表示4次方9x^4-36y²(a²-2b)²-(1-2b)²
因式分解的几个问题 a²-9b²+2a-6b x²+x-4y²-2y
1(x-3x-1)(x+3y-1)2(3x-2y+1/4)²3(a+b)²-(a-b)²4 [2x²-(x+y)(x-y)][(-x-y)×(y-x)+2y²],其中x=1 y=25[(0.5x-y)²+(0.5x+y)²](0.5x²-2y²)6(a+3b)²-2(a+3b)(a-3b)+(a-3b)²7
以下题都用因式分解来做,不能一步出答案.过程要全面,不能省略其中任何一步.1.-4x²-16y²+16xy2.9y-6y²+y³(a-b)(x-y)-(b-a)(x+y)3.4x²y²-(x²+y²)²(a-b)(x²+9)-6x(b-a)4.(a-b)²-
x²(x-y)+(y-x) 9(a-b)²-16(a+b)² 因式分解x²(x-y)+(y-x)9(a-b)²-16(a+b)²
初二下学期分解因式[数学]1.a(x-y)-b(y-x)+c(x-y)2.x(m+n)-y(n+m)+(m+n)3.(x+y)²-16(x-y)²4.a²(a-b)²-b²(a+b)²5.(x+y+z)²-(x-y-z)²6.x²y-2xy²+y³7.16-(2a+3b)²8.(a²+4)²-16a²9.
这些完全平方公式等于多少?1.(x+y+z)²-(x-y-z)² 2.a²(a-b)²-b²(a+b)² 3.(x+y)²-16(x-y)² 4.16-(2a+3b)² 5.(a²+4)²-16a² 6.x²-xy+1/4y²
⑴9(x-y)²-25 ⑵(x²-y)²-(2y-2)² ⑶(a²-2b)²-(1-2b