1.x²-2x-3 2.x²-5x-6 3.x²-9x-10 4.x²-9x-10 5.x²-2x-8 6.x²+2x-8 7.x²-x-12 8.x²+x-12 9.x²+6x-16 10.x²-14x-32 11.x²+7x-18

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1.x²-2x-3 2.x²-5x-6 3.x²-9x-10 4.x²-9x-10 5.x²-2x-8 6.x²+2x-8 7.x²-x-12 8.x²+x-12 9.x²+6x-16 10.x²-14x-32 11.x²+7x-18
1.x²-2x-3 2.x²-5x-6 3.x²-9x-10 4.x²-9x-10 5.x²-2x-8 6.x²+2x-8 7.x²-x-12 8.x²+x-12 9.x²+6x-16 10.x²-14x-32 11.x²+7x-18

1.x²-2x-3 2.x²-5x-6 3.x²-9x-10 4.x²-9x-10 5.x²-2x-8 6.x²+2x-8 7.x²-x-12 8.x²+x-12 9.x²+6x-16 10.x²-14x-32 11.x²+7x-18
(x-3)(x+1)
(x-6)(x+1)
(x-10)(x+1)
(x-10)(x+1)
(x-4)(x+2)
(x-2)(x+4)
(x-4)(x+3)
(x+4)(x-3)
(x-2)(x+8)
(x-16)(x+2)
(x-2)(x+9)

要我干啥啊

1.(x-3)(x+1)
2.(x-6)(x+1)
3.(x-9)(x+1)
4.(x-9)(x+1)
5.(x-4)(x+2)
6.(x+4)(x-2)
7.(x-4)(x+3)
8.(x+4)(x-3)
9.(x+8)(x-2)
10.(x-16)(x+2)
11.(x+9)(x-2)

(x-3)(x+1) (x-6)(x+1) (x-10)(x+1) (x-10)(x+1)(和第3题一样了)
(x-4)(x+2) (x+4)(x-2) (x-4)(x+3) (x+4)(x-3)
(x+8)(x-2) (x-16)(x+2) (x+9)(x-2)
如果是第4题是x²+9x-10的话则分解为(x+10)(x-1)

1.x²-2x-3 2.x²-5x-6 3.x²-9x-10 4.x²-9x-10 5.x²-2x-8 6.x²+2x-8 7.x²-x-12 8.x²+x-12 9.x²+6x-16 10.x²-14x-32 11.x²+7x-18 1.(8xy-x²+y²)-(x²-y²+8xy)2.(2x²-1/2+3x)-4(x-x²+1/2)3.3x²-[7x-(4x-3)-2x²] 1.(3x²+10x²+13x-27)/(x²+2x-3)2.(2x²+x³-2)/(x²-1)3.已知A=(3x)²-21x³-2x²+11x-2 B=3x³-5x²-4x+1求a²/b² 1.(x-2/x+2+6x/x²-4)×(x²-4)2.(1+x²-1/x²-2x+1)÷1/x-13.x²/x²-y²÷1/x+y+y²/y-x4.(1/x+1-1/1-x²)÷3x/x+1 1.(3x²+2x-8)²-(x²-2x-8)²2.(x+2)(x+3)+x²-43.x²(a-b)+16(b-a)4.(x²+2x)²-7(x²+2x)-85.(x²+9y²)²-36x²y²6.(x-1)(x-2y-1)+y² 1.(ax+by)²+(bx-ay)²2.(x²-x)²-4(x²-x-1)3.4(x+y)²-9(x-y)²4.(a+b)(a-b)+4(b-1)5.x²+4xy+4y²-2x-4y-36.(x+1)(x+2)(x+3)(x+4)+17,3x²-11x+10 求几道因式分解1.(ax+by)²+(bx-ay)²2.(x²-x)²-4(x²-x-1)3.4(x+y)²-9(x-y)²4.(a+b)(a-b)+4(b-1)5.x²+4xy+4y²-2x-4y-36.(x+1)(x+2)(x+3)(x+4)+17,3x²-11x+10 分解法因式计算:1.x五次方-8x²-x³+8 2.x四次方-4x²y²+4y四次方-3x²+6y²-4.(x-1)(x-2)(x+3)(x+6)-5x²5.(x-3)²9(x-1)1.x五次方-8x²-x³+8 2.x四次方-4x²y²+4y四次方-3x²+6y& 关于分式约分题,1.x²-y²/x²+2xy+y²2.x²+4x+3/ x²+x-63.m²+3m/9-m² 1.x^4+3x²y²+4y^4 2.x^4+4 3.x²-2x-a²+2a 4.(x+y)²-4x-4y+41.x^4+3x²y²+4y^4 2.x^4+4 3.x²-2x-a²+2a 4.(x+y)²-4x-4y+4 5.x(x-2)-a(a-2) 6.(x+y)²-4(x+y-1) 因式分解请帮下忙!因式分解:1.(x+y)²-4(x+y)-12 2.x²+(k+2)x+(k+1) 3.(x²+3x)²-8(x²+3x)-204.(t² +4t)² -2(t² +4t)-24 5.4a² b² -(a² +b² )² 1.(b²+2a²)(2a²-b²) 2.(4x²-4y²)(x²+y²) 3.—(x-1)(x+1)-3(x+2)(x-2) 4.(5y²+4x²)[4y²+(2x-y)(-2x-y)] 待定系数法习题1.x^+6x-7 2.x^-3x+2 3.3x^+1-4x 4.-3-4x+4x^ 5.x^-1/3+1/6xx²-2x-32x²+12x+10x²-4x+3x²/4 +x-39x²-6x-8 4x²-[2x-(x²-2x+3)-2(x²-3x)] 计算 1.y²-5xy-6x² 2.m²-3mn+2n² 数学题 初一解法 大家帮忙计算 1. (-x-3)²-x² 2. (a+b)²(a-b)² 3. (a-2b+3c)(a+2b-3c)4. (2x+1)(4x²-1)(2x-1)因式分解 1. 16x的4次方-1 2. 25x²-19y² 3. 6xy²-9x&s 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 (x²-4分之x²+x+1)²÷(x三次方-3x²+2x÷x三次方)²×(x÷x+2)² ,