If a is equal to the power of x minus the power of two times XY plus y, and B is equal to the power of x plus the power of two times XY plus y, then A-B is equal to
-4xy
RELATED INFORMATIONS
- 1. Let x > 0, Y > 0, x + y + xy = 2, then the minimum value of X + y is () A. 32B. 1+3C. 23-2D. 2-3
- 2. What is the minimum value of X + y? Let x ^ 2 + y ^ 2 = 4 find the minimum value of XY + 4 (x + y) - 2~
- 3. If x + y = 5, xy = 2, then x ^ 2Y + XY ^ 2 = ()
- 4. Given the equation of X, y | 6-x | + | X-2 | + | y + 2 | + | y + 3 | = 5, try to find the maximum and minimum value of XY It's still that sentence
- 5. Let x > 0, Y > 0, x + y-xy = 4, then the minimum value of 1 / x + 1 / y is
- 6. If XY is greater than 0, then x / Y () 0; if XY is less than 0, then x / Y () 0
- 7. If x of Y is greater than 0, y of Z
- 8. xy+y=yx x=?y=?
- 9. XY times YX is 3154. What is x and y It's a multiplication problem
- 10. XY YX = x what is x and y XY and YX are two digits, not multipliers
- 11. If the square of x plus XY equals 2 and the square of y plus XY equals 7, then what is the square of x plus 2 and the square of XY plus y
- 12. Given that x ^ 2-y ^ 2 = XY, and XY ≠ 0, then XY ^ - 1 - x ^ - 1y (the minus 1 power of XY minus the minus 1 power of X, y)
- 13. Let u = 2x + 2Y + XY + 8 and budget constraint be 5x + 10Y = 50; (2) The marginal effect of money; (3) Maximum effect
- 14. (1) , 1-xy + 4 / 4 x square y (2), 38.9-2 × 38.9 × 48.9 + 48.9 square (3), 34 square + 34 × 32 + 16 square
- 15. Square of (1 / 4) x + (1 / 3) XY + (1 / 9) y
- 16. (1 / 2)+____ )Square of x = one fourth of X + one third of XY + one ninth of Y
- 17. Quarter x square + XY + y square
- 18. If the value of polynomial (2mx & # 178; - X & # 178; = 5x + 8) - (5x & # 178; - 3Y = 5x) has nothing to do with the value of X, find the value of M & # 179; - (2m & # 178; - (5m-4) + m)
- 19. If the value of polynomial 2mx2-x2 + 5x + 8 - (7x2-3y + 5x) is independent of X, the value of M2 - [2M2 - (5m-4) + M] is obtained
- 20. If the 2n-3 power + 1 = 0 of equation 8x is a linear equation with one variable, then the value of n is If the 2n-3 power of equation 8x + 1 = 0 Is a linear equation of one variable, then the value of n is