几道数学代数因式分解题1.1.1/2x²-8ax+32a²2.x²(x²-y²)+z²(y²-x²)3.5a²b(x-y)³-30ab²(y-x)²

来源：学生作业帮助网 编辑：作业帮 时间：2024/04/29 22:52:41
几道数学代数因式分解题1.1.1/2x²-8ax+32a²2.x²(x²-y²)+z²(y²-x²)3.5a²b(x-y)³-30ab²(y-x)²
xRJ@~$Kj"b`,BRPD'Z ڋ`[S_KmM=ogL8z6|Oӏ1w#_q\ߺ6{ltbԁ;$0"l6t*TB*VL` 87IT2`$Cgjٔ`QռN`tXEK ~aNǃ&xU 2X)a((k/깊PFk#h)mN7&/.TOWe3eY D[Cdm7$=2_2 Ge}=3OJlҰ!U^7 5y2|

几道数学代数因式分解题1.1.1/2x²-8ax+32a²2.x²(x²-y²)+z²(y²-x²)3.5a²b(x-y)³-30ab²(y-x)²
几道数学代数因式分解题
1.1.1/2x²-8ax+32a²
2.x²(x²-y²)+z²(y²-x²)
3.5a²b(x-y)³-30ab²(y-x)²

几道数学代数因式分解题1.1.1/2x²-8ax+32a²2.x²(x²-y²)+z²(y²-x²)3.5a²b(x-y)³-30ab²(y-x)²
1.1/2x²-8ax+32a²
=1/2(x²-16ax+64a²)
=1/2(x-8a)²
2.x²(x²-y²)+z²(y²-x²)
=x²(x²-y²)-z²(x²-y²)
=(x²-y²)(x²-z²)
=(x+y)(x-y)(x+z)(x-z)
3.5a²b(x-y)³-30ab²(y-x)²
=5a²b(x-y)³-30ab²(x-y)²
=5ab(x-y)²[a(x-y)-6b]
=5ab(x-y)²(ax-ay-2b)

1
1/2x²-8ax+32a² =1/2（x²-16ax+64a² ）=1/2（x-8a)^2
2
x²(x²-y²)+z²(y²-x²) =x²(x²-y²)-z²(x²-y²) =(x²-y&...

全部展开

1
1/2x²-8ax+32a² =1/2（x²-16ax+64a² ）=1/2（x-8a)^2
2
x²(x²-y²)+z²(y²-x²) =x²(x²-y²)-z²(x²-y²) =(x²-y²)(x²-z²)
=(x+y)(x-y)(x+z)(x-z)
3
5a²b(x-y)³-30ab²(y-x)²=5ab{a(x-y)^3-6b(x-y)^2}
=5ab(x-y)^2{a(x-y)-6b}

收起

几道数学代数因式分解题1.1.1/2x²-8ax+32a²2.x²(x²-y²)+z²(y²-x²)3.5a²b(x-y)³-30ab²(y-x)² 一道数学代数因式分解题1、－27xˆ4+18x³-3x² 几道数学代数因式分解题1.1/2x²-8ax+32a²2.x²(x²-y²)+z²(y²-x²)3.(x+2)(x+4)+14.已知a²+b²+4a-2b+5=0,求a、b的值.* * * * * * * * * ★ * ★ * * ★ * >>>------I love you!---->* * * ★ * * 几道因式分解题, 几道因式分解题, 几道代数因式分解题1.3a(b²+9)²-108ab²2.3a(x²+4)²-48ax²3.x^4(a-2b)+x²y²(2b-a) 数学,因式分解题 数学几道因式分解题.1、(x+p)^2-(x+q)^22、(a+b)^2-13、x-1+b^2(1-x)4、12x^2-3y^2 给几道简单因式分解题, 一道小小的初二数学因式分解题（x²-2x)²-2x(2-x)+1 求助几道因式分解题,（初中内容）1.a3b-45ab-4a2b2.x2+1/x2-63.(x-1)x(x+1)(x+2)-24 数学因式分解题(3x^2-4x+5)(3x^2+4x-5) 初三数学一元二次方程因式分解法解题：（x-1)(X-3)=8 初二上数学,几道因式分解题,要有详细的解题过程(1)a²（a-b)+b²(b-a）(2)（x-1)(x-3)+1(3)(x+y)²-4(x+y-1)(4)ax-bx+ay-by 几道简单因式分解题~1、（m+n)^2-6(m+n)+92、-x^2-4y^2+4xy 几道因式分解题.1.（x²+2x-3)(x²+2x-24)+902.x^4 -4x³+4x²-93.(x-1)(x-2)(x-3)(x-4)-24望高手指教. 几道因式分解题,求大神指教,要过程 帮忙解决2道因式分解题.