分解因式-1+4(a-b)^2(4x-3y)^2-16y^2-a^2+9(b-c)^2(x^2-4x)^2+8(x^2-4x)+164(a+b)^2-12(a+b)+9 a(x^2-y^2)+b(y^2-x^2)(a^2-a)^2-(a-1)^2
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![分解因式-1+4(a-b)^2(4x-3y)^2-16y^2-a^2+9(b-c)^2(x^2-4x)^2+8(x^2-4x)+164(a+b)^2-12(a+b)+9 a(x^2-y^2)+b(y^2-x^2)(a^2-a)^2-(a-1)^2](/uploads/image/z/2613935-47-5.jpg?t=%E5%88%86%E8%A7%A3%E5%9B%A0%E5%BC%8F-1%2B4%EF%BC%88a-b%EF%BC%89%5E2%EF%BC%884x-3y%EF%BC%89%5E2-16y%5E2-a%5E2%2B9%28b-c%29%5E2%28x%5E2-4x%29%5E2%2B8%28x%5E2-4x%29%2B164%28a%2Bb%29%5E2-12%28a%2Bb%29%2B9+a%28x%5E2-y%5E2%29%2Bb%28y%5E2-x%5E2%29%28a%5E2-a%29%5E2-%28a-1%29%5E2)
分解因式-1+4(a-b)^2(4x-3y)^2-16y^2-a^2+9(b-c)^2(x^2-4x)^2+8(x^2-4x)+164(a+b)^2-12(a+b)+9 a(x^2-y^2)+b(y^2-x^2)(a^2-a)^2-(a-1)^2
分解因式
-1+4(a-b)^2
(4x-3y)^2-16y^2
-a^2+9(b-c)^2
(x^2-4x)^2+8(x^2-4x)+16
4(a+b)^2-12(a+b)+9
a(x^2-y^2)+b(y^2-x^2)
(a^2-a)^2-(a-1)^2
分解因式-1+4(a-b)^2(4x-3y)^2-16y^2-a^2+9(b-c)^2(x^2-4x)^2+8(x^2-4x)+164(a+b)^2-12(a+b)+9 a(x^2-y^2)+b(y^2-x^2)(a^2-a)^2-(a-1)^2
1
-1+4(a-b)^2
=(2a-2b)^2 -1
=(2a-2b-1)(2a-2b+1)
2
(4x-3y)^2-16y^2
=(4x-3y)^2-(4y)^2
=(4x-3y-4y)(4x-3y+4y)
=(4x-7y)(4x+y)
3
-a^2+9(b-c)^2
=(3b-3c)^2-a^2
=(3b-3c-a)(3b-3c+a)
4
(x^2-4x)^2+8(x^2-4x)+16
=(x^2-4x)^2+2*4(x^2-4x)+4^2
=(x^2-4x+4)^2
=(x-2)^2)^2
=(x-2)^4
5
4(a+b)^2-12(a+b)+9
=(2(a+b))^2-2*3*2(a+b)+3^2
=(2(a+b)-3)^2
=(2a+2b-3)^2
什么题目?
什么数学题?什么类的…………