因式分解:(1)、2(1-x)²+6a(x-1)²=?(2)(x²-1)²+6(
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/30 20:30:26
因式分解:(1)、2(1-x)²+6a(x-1)²=?(2)(x²-1)²+6(x²-1)+9=?
![因式分解:(1)、2(1-x)²+6a(x-1)²=?(2)(x²-1)²+6(](/uploads/image/z/16555569-33-9.jpg?t=%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%EF%BC%9A%EF%BC%881%EF%BC%89%E3%80%812%EF%BC%881-x%EF%BC%89%26sup2%3B%2B6a%EF%BC%88x-1%EF%BC%89%26sup2%3B%3D%3F%EF%BC%882%EF%BC%89%EF%BC%88x%26sup2%3B-1%EF%BC%89%26sup2%3B%2B6%EF%BC%88)
(1)2(1-x)²+6a(x-1)²
=(x-1)²(2+6a)
(2)(x²-1)²+6(x²-1)+9
=(x²-1+3)²
=(x²+2)²
=(x-1)²(2+6a)
(2)(x²-1)²+6(x²-1)+9
=(x²-1+3)²
=(x²+2)²
(x²-5x+6分之x²-3x+2)²/(x²-2x-3分之x-1)²
6道数学因式分解(1)2x(x-y)四次方-x²(x-y)²+xy(y-x)²(2)8a三
(2²+4²+6²+.+98²+100²)-(1²+3&su
因式分解:1、16(a-b)²-9(a+b)²2、x^5y-xy3、2010²-2009&
y=(x²+1)²/[(3x²+2)(2x²+3)],求最小值
(1)(x²-2x)²+2(x²-2x)+1
(x²-2x)²+2x²-4x+1
1、x²+4y²+_______=(x-2y)²
化简分式 (1)x²+x/x²-1 (2)x²-9/x²-6x+9
再求代数式(4x²-7x+6y-1)-(-2x²+3y²+2y+2x)+(-6x²
2(x²-1²)
计算:[(x²-2x+1)/(x²-1)]÷[(x-1)(x²+x)]-x