11道因式分解.需过程.很简单.快.1.2a^3-18a2.4-a^2-b^2+2ab3.2x^2+50xy+300y^24.16x-x^55.2x^3-3x^2+3y^2-2xy^26.x^2-x^4+127.a^4-3a^2-48.4x^2-9y^2-24yz-16xz9.(x^2+1)^2-2x(x^2+1)10.-x^5+5x^4+6x^311.x^2-1-4y^2+4y
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![11道因式分解.需过程.很简单.快.1.2a^3-18a2.4-a^2-b^2+2ab3.2x^2+50xy+300y^24.16x-x^55.2x^3-3x^2+3y^2-2xy^26.x^2-x^4+127.a^4-3a^2-48.4x^2-9y^2-24yz-16xz9.(x^2+1)^2-2x(x^2+1)10.-x^5+5x^4+6x^311.x^2-1-4y^2+4y](/uploads/image/z/430886-38-6.jpg?t=11%E9%81%93%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3.%E9%9C%80%E8%BF%87%E7%A8%8B.%E5%BE%88%E7%AE%80%E5%8D%95.%E5%BF%AB.1.2a%5E3-18a2.4-a%5E2-b%5E2%2B2ab3.2x%5E2%2B50xy%2B300y%5E24.16x-x%5E55.2x%5E3-3x%5E2%2B3y%5E2-2xy%5E26.x%5E2-x%5E4%2B127.a%5E4-3a%5E2-48.4x%5E2-9y%5E2-24yz-16xz9.%28x%5E2%2B1%29%5E2-2x%28x%5E2%2B1%2910.-x%5E5%2B5x%5E4%2B6x%5E311.x%5E2-1-4y%5E2%2B4y)
11道因式分解.需过程.很简单.快.1.2a^3-18a2.4-a^2-b^2+2ab3.2x^2+50xy+300y^24.16x-x^55.2x^3-3x^2+3y^2-2xy^26.x^2-x^4+127.a^4-3a^2-48.4x^2-9y^2-24yz-16xz9.(x^2+1)^2-2x(x^2+1)10.-x^5+5x^4+6x^311.x^2-1-4y^2+4y
11道因式分解.需过程.很简单.快.
1.2a^3-18a
2.4-a^2-b^2+2ab
3.2x^2+50xy+300y^2
4.16x-x^5
5.2x^3-3x^2+3y^2-2xy^2
6.x^2-x^4+12
7.a^4-3a^2-4
8.4x^2-9y^2-24yz-16xz
9.(x^2+1)^2-2x(x^2+1)
10.-x^5+5x^4+6x^3
11.x^2-1-4y^2+4y
11道因式分解.需过程.很简单.快.1.2a^3-18a2.4-a^2-b^2+2ab3.2x^2+50xy+300y^24.16x-x^55.2x^3-3x^2+3y^2-2xy^26.x^2-x^4+127.a^4-3a^2-48.4x^2-9y^2-24yz-16xz9.(x^2+1)^2-2x(x^2+1)10.-x^5+5x^4+6x^311.x^2-1-4y^2+4y
2a(a+3)(a-3)
(4+a-b)(4-a+b)
2(x+15y)(x+10y)
(16-x)x^4
(2x-3)(x+y)(x-y)
-(x^2+3)(x+2)(x-2)
(a^2+1)(a+2)(a-2)
(2x+3y)(2x-3y-8z)
(x^2+1)(x-1)^2
-(x+2)(x+3)x^3
(x+2y-1)(x-2y+1)
1.=2a(a^2-9)
=2a(a-3)(a+3)
2.=4-(a^2-2ab+b^2)
=4-(a-b)^2
=(4-a+b)(4+a-b)