Factorization of 3xy-2x-12y + 8 The square of ab-5bc-2a + 10ac 5ax+7ay-5bx-7by The third power of x y + the square of 3x-2x, the square of y-6y

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• 1. Factorize x ^ 11-2x ^ 10 + x ^ 9 and give it to me
• 2. The final result of factoring factor 2x2-4x + 2 is () A. 2x（x-2）B. 2（x2-2x+1）C. 2（x-1）2D. （2x-2）2
• 3. On multiplication and division of integers I see integral multiplication and division in books All the indexes above are required to be positive integers. Why? Are these operations not applicable to negative exponential powers?
• 4. Integral multiplication and division, fast` （1）a²-3a+——=（a - ——）² (2) Known: a + B = 9, a & # 178; + B & # 178; = 21, find ab=—— (3) If (x-3) (x + 3) = x & # 178; + ax + B, then the power of B is a=—— (4) Using (a + b) (a-b) = A & # 178; - B & # 178;, find (x + 2y-1) (x-2y + 1), the variant is—— (5) Given m + n = 2, Mn = - 2, then the value of (1-m) (1-N) is——
• 5. Multiplication and division exercises of integral 1. The square of Y * the cube of Y * the fourth power of Y 2, (- 2A's Square * b) the cube of 3, - 1 / 2XY * 2 / 3x's Square y 4. (- 2x) (square of 4xy-y) 5, square of 4x * (square of X-1 / 2x-1) 6, 2A (a-4b) - B (a + 2b) 7. (x + 2) (x-4) - x (1-2x) 8, 6x (x + 1) - (2x + 3) (3x-1) - there should be processes
• 6. Integral multiplication and division exercises Calculation: [2 (X-Y) ^ 4 + 4 (X-Y) ^ 3 + 6 (X-Y) ^ 2] / 2 (X-Y) ^ 2 Note: ^ denotes power, / denotes division The calculation steps are given
• 7. Ask some questions about multiplication and division of integers, 1. Compare the power of 2 to the power of 100 with that of 3 to the power of 75? 2. Solve the equation: X (2x-5) - x (x + 2) = the square of X-6 3. Given that the N + 1 power of a is multiplied by the M + n power of a = the 6th power of a, and m-2n = 1, find the value of the n power of M 4. Given the square of AB = 6, find the value of AB (the second power of a multiplied by the fifth power of B - the third power of ab - b) 5. Given that x = - 5, y = one fifth, find the value of the square of X multiplied by the 2nth power of X multiplied by the square of (n + 1 power of Y) (n is a natural number) 6. Simplify first and then evaluate; X (square of x-6x-9) - x (square of x-8x-15) + 2x (3-x), where x = one sixth 7. Calculation: (1) The square of 2A multiplied by the third power of B (the square of 3AB - quarter ABC) (2) The cubic power of - x multiplied by the square of - x + the cubic power of 3x multiplied by the square of - X - 4 (- x) multiplied by the fourth power of - x (3) (3x squared + Half y minus two-thirds y squared) times (- half XY) to the third power I hope to write the steps in detail Because I don't know these basic questions,
• 8. Multiplication and division of integers, (12x2y-8xy2) divided by (- 4xy) （2x-y）（2x+y）+2x(x-2y) (2a-b)2-4（a-b）（a+2b） First simplify, then evaluate {(XY + 2) (XY-2) - 2x2y2 + 4} divided by (XY), where x = 10, y = 1=- You can add points
• 9. If the quadratic trinomial 2x ^ 2-9 + K contains the first factor X-2, try to find the value of K and another first factor
• 10. The multiplication and division of the first integral of junior high school 4（m+n）^2·（-m-n）^3-（m+n）（-m-n）^4+5（m+n）^5 （-x）^5·（x^5）^1·x-（-x^4）^2·（-x）^2·（-x^6）
• 11. The square of factorization factor 2x-8x = the square of 8xy
• 12. X ^ n + 1-2x ^ n + x ^ n-1, (n is greater than 1 and is a positive integer) factorization
• 13. Reduction and factorization (n + 2 of X + N + 1 of 3x - n of 6x) △ N-1 of 3x
• 14. Square factorization of 2x + 4x + 2-2y
• 15. If there is no XY term in the polynomial 8x & # 178; + mxy-5y & # 178; + XY-8, then the value of M is
• 16. Factorization 5 (X & sup2; - Y & sup2;) & sup2; - 1 / 5x & sup2; Y & sup2; Factorization 5 (X & # 178; - Y & # 178;) &# 178; - 1 / 5x & # 178; Y & # 178;
• 17. Factorization 5x (X & sup2; - 2x + 1) + X & sup2; (X-8)
• 18. Factoring in real numbers: 2x ^ 2-8xy + 5Y ^ 2=
• 19. Decompose the square of factor 9x in the range of real number minus 2
• 20. Using factorization method to solve the equation: x2-9x + 18 = 0