3x加7x等于多少 7x十3x等于多少

原来的公式是：6x^4（6x^4^4^4^4^4+7x3-7x3-7x3-7x3-36x3-36x3-36x3-36x3-36x x 2-7x4-7x4-7xx4-7x2-7x2-7xx4-7x2-7x4-7xxx3-36x x x x x 2-7x4-7xx4-7xxx4-7x3-36x3-x3-7x3-7x3-7x3-7x3-7x3-7x3-7x3-7x3-7x3-7x3-7x3-36x3-36x3-3-36x3-3-3-3-3-3-3-36x3-36x3-x3-3-3-3-3-7x3-7x3-7x3-7x3-7-（6（6（x^4（x^4-4）1）7x（x^4（x^4-4-4-4-1）7x^4）7x（x（x^4）2-2-2-2-2-2-2-2-2-2-2-2-2--3）[UNK][UNK]=（2x 1）（X-2）（3x-1）（X-2）3.[UNK][UNK][UNK]f（X）=3x^3 7x-4f（-1）=03x^3 7x-4=（X 1）（3x^2 ax-4）coef。x-4的a=7a=113x^3 7x-4=（x 1）（3x^2 11x-4）=（x 1）（3x-1）（x 4）

7x十3x等于多少 7x一3x等于多少 7x×3x等于多少

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