帮我解答 一下因式分解 带过程 (x+y)(x-y) a^-4a+4 m^n-9n x^+4x+2 x^+xy -4b^+2ab 3ax-12bx+3x6ab的立方-2a^b^+4a的立方b2(x-y)-(x-y)^6(m-n)^+3(m-n)4a^b^+6ab的立方-49a^+7ab的立方-21a7(a-2)^+14(a-2)a^b(x-y)-ab(y-x)^a^b-3abxy的立方
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![帮我解答 一下因式分解 带过程 (x+y)(x-y) a^-4a+4 m^n-9n x^+4x+2 x^+xy -4b^+2ab 3ax-12bx+3x6ab的立方-2a^b^+4a的立方b2(x-y)-(x-y)^6(m-n)^+3(m-n)4a^b^+6ab的立方-49a^+7ab的立方-21a7(a-2)^+14(a-2)a^b(x-y)-ab(y-x)^a^b-3abxy的立方](/uploads/image/z/3010205-29-5.jpg?t=%E5%B8%AE%E6%88%91%E8%A7%A3%E7%AD%94+%E4%B8%80%E4%B8%8B%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3+%E5%B8%A6%E8%BF%87%E7%A8%8B+%28x%2By%29%28x-y%29+a%5E-4a%2B4+m%5En-9n+x%5E%2B4x%2B2+x%5E%2Bxy+-4b%5E%2B2ab+3ax-12bx%2B3x6ab%E7%9A%84%E7%AB%8B%E6%96%B9-2a%5Eb%5E%2B4a%E7%9A%84%E7%AB%8B%E6%96%B9b2%28x-y%29-%28x-y%29%5E6%28m-n%29%5E%2B3%28m-n%294a%5Eb%5E%2B6ab%E7%9A%84%E7%AB%8B%E6%96%B9-49a%5E%2B7ab%E7%9A%84%E7%AB%8B%E6%96%B9-21a7%28a-2%29%5E%2B14%28a-2%29a%5Eb%28x-y%29-ab%28y-x%29%5Ea%5Eb-3abxy%E7%9A%84%E7%AB%8B%E6%96%B9)
帮我解答 一下因式分解 带过程 (x+y)(x-y) a^-4a+4 m^n-9n x^+4x+2 x^+xy -4b^+2ab 3ax-12bx+3x6ab的立方-2a^b^+4a的立方b2(x-y)-(x-y)^6(m-n)^+3(m-n)4a^b^+6ab的立方-49a^+7ab的立方-21a7(a-2)^+14(a-2)a^b(x-y)-ab(y-x)^a^b-3abxy的立方
帮我解答 一下因式分解 带过程 (x+y)(x-y) a^-4a+4 m^n-9n x^+4x+2 x^+xy -4b^+2ab 3ax-12bx+3x
6ab的立方-2a^b^+4a的立方b
2(x-y)-(x-y)^
6(m-n)^+3(m-n)
4a^b^+6ab的立方
-49a^+7ab的立方-21a
7(a-2)^+14(a-2)
a^b(x-y)-ab(y-x)^
a^b-3ab
xy的立方+x的立方y
8abc+4bc^
6ab+8b-bd
14mnx+7mx+21nx
2m的立方n+16m^n^+4mn的立方
a(m+n)-6(m+n)
(a+b)(a-b)-(b+a)
用提供因式法进行因式分解
上面的(x+y)(x-y)
a^-4a+4
m^n-9n x^+4x+2
x^+xy -4b^+2ab
3ax-12bx+3x
帮我解答 一下因式分解 带过程 (x+y)(x-y) a^-4a+4 m^n-9n x^+4x+2 x^+xy -4b^+2ab 3ax-12bx+3x6ab的立方-2a^b^+4a的立方b2(x-y)-(x-y)^6(m-n)^+3(m-n)4a^b^+6ab的立方-49a^+7ab的立方-21a7(a-2)^+14(a-2)a^b(x-y)-ab(y-x)^a^b-3abxy的立方
(x+y)(x-y) a^-4a+4 m^n-9n x^+4x+2 x^+xy -4b^+2ab 3ax-12bx+3x
看不明白
(a+b)(a-b)-(b+a)=(a+b)(a-b-1)
a(m+n)-6(m+n)=(m+n)(a-6)
Sorry,I can't
5343645
buzhaidaode