Known: x square - x = 1, y square - y = 1 and X ≠ y, find x square + 2XY + y square Find the digital value of x square + 2XY + y square

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• 1. There are questions about factorization in grade one of junior high school （1）a²+（2b-3）a+b²-3b+2 (2) 9 to the power of N - 3 to the power of (n + 2) - 10 Like [the fourth power of X - 3 times the square of X + 1] （1）a²+（2b-3）× a+b²-3b+2
• 2. 1. Factorization: (2 times of X + 2x) (2 times of X + 2x-2) - 3 2. If a and B are integers, and the degree 2-x-1 of X is a factor of the degree 3 of AX + the degree 2 + 1 of BX, find the value of B 3. Find the minimum value of the second power of 4x - x + 3 Quick return,
• 3. Several factorization problems in grade one of junior high school 1.（x-y)²+4xy 2.(x-1)(x-2)-2(2-x)² 3.(a²+ab+b²)²-9a²b²
• 4. Who can work out some factorization problems in grade one of junior high school
• 5. ① 16m ^ - n ^ 4 ② 16 (a-b) & # - 178; - 9 (a + b) & # - 178; ③ x ^ 5y-xy ④ 2012 & # - 178; - 2011 & # - 178; ⑤ 429 & # - 178; × 2-171 & # - 178; × 2 ⑥ 1000 & # / 252 & # - 178; - 248 & # - 178; ⑦ (50 and 1 / 11) & # - 178; - (49 and 10 / 11) & # - 178;
• 6. Quick answer in 5 minutes` x@-3x-4 = (x-4)(x+1) The above factor is determined by x@-3x-4 How to evolve into (x-4) (x + 1) and what formula to use in it`` …… [@ for square]
• 7. Factorization problem 3x ^ 4 + 6x ^ 2-9
• 8. Seeking three eight mathematical problems urgently
• 9. Factorization of mathematical problems （a+1）×（a+2)×（a+3)×（a+4）+1
• 10. Calculation: 39 × 37-13 × 34=______ ．
• 11. (1) The square of X - some square - x + 1 / 4 (2) The fourth power of X is the square of - 2x and the square of Y + 1 (3) Square of (x + y) - 4 (x + Y-1) (4) The square of 4x - the square of 6xy + 9y (5) The square of X + the square of 2XY + - y
• 12. x²-4xy-1+4y²= 7.77²+4.46×7.77+2.23²= There must be a process. Let's go, brothers
• 13. Factorization of a problem in grade one of junior high school （x-2y）x^3-（y-2x)y^3
• 14. A question about factorization? What can n (n + 1) (n + 2) (n + 3) + 1 be decomposed into?
• 15. A problem of factorization X^2-4
• 16. Using factorization to solve a problem (1-1/2^2 )(1-1/3^2 )(1-1/4^2 )^…… (1-1 / N ^ 2) use factorization to solve this problem
• 17. Factorization and factorization what's the difference between factorization and factorization
• 18. Solving 20 factorization problems X^3-X^2+X-1 AX+AY+X+Y 5MA+5MB-A-B M^2-MN-5M+5N A^2-B^2-2A+2B M^2-N^2+2M+2N AX^2-A^3-2AX-2A^2
• 19. 4 questions 20 points Oh factorization 1-3(x-y)+3(x-y)^2-(x-y)^3 a^2+b^2+4a-4b-2ab+4 (x+y)^2+ (x+m)^2-(m+n)^2-(y+n)^2 a^2(b^2-c^2)-c^2(b-c)(a+b)
• 20. Several simple factorization problems~ (1) (2x-3y)^2 - 4a^2 (2) x^4 - 2x^2 + 1 (3) x^2 - a^2 - 2x - 2a (4) 4x^2 - 4xy + y^2 - a^2 (5) (x + y)^2 - 2(x + y ) - 3 (6) x^2 - 2xy -3y^2 + x + y