X2-4 (x-1) x2-4x-4
x²-4(x-1)
=x²-4x+4
=(x-2)²
RELATED INFORMATIONS
- 1. Given x2 + 4x-1 = 0, find 1) the 2nd power of X + the - 2nd power of X, 2) the 4th power of X + the - 4th power of X
- 2. If f (1) = 3, then f (- 1) =? The question is wrong.. It should be f (x) = X3 + ax
- 3. When x − YX + y = 2, the value of the algebraic expression x − YX + y-2x + 2yx − y is______ .
- 4. When x respectively takes the following values, find the value of the algebraic formula x2 + 2x-1 x=3 x=1/2
- 5. Given x2-x-1 = 0, then the value of X4 + 2x + 1 / X5 is?
- 6. Given x2 + X + 1 = 0, find X4 + 1 / X4
- 7. X4 + AX3 + x2 + BX + 1 has a factor x2-2x + 1 to find a, B and decompose the factor
- 8. On the number axis, the distance from point a to - 4 is equal to the distance from the point representing - 4 to the point representing - 2, then what is the rational number represented by point a?
- 9. What is the rational number represented by the point whose distance from the number axis to the point-1 is equal to 1? Same topic`````
- 10. On the number axis, if the rational number represented by point a is - 2, then the rational number represented by four points of unit length to point a is - 2
- 11. Given 1 + X + x square +... + x2004 + x2005 = 0, find the value of x2006
- 12. If f (x) = ax ^ 2008 + x ^ 2009 + BX ^ 2010-8 and f (1) = 10, then f (- 1)=
- 13. If the solution of equation a (x + C) with square + B = 0 is X1 = - 1 and X2 = 1, then the solution of equation a (x + c-2013) with square + B = 0 is X1 = - 1 and X2 = 1
- 14. Given n positive integers x1, X2, X3 , xn satisfies X1 + x2 + X3 + +Xn = 2008, find the maximum value of the product of these n numbers Why x1, X2, X3 In xn, there is no?
- 15. Let a = (x1 + x2 +... X2010) * X1 + x2 +... X2010), B = (x1 + x2 +... X2010) * (x1 + x2 +... X2010) Let a = (x1 + x2 +... X2010) * x2 + X3 +... X2011), B = (x1 + x2 +... X2011) * (x2 + X3 +... X2011) * (x1 + X3 +... X2011) * (x1 + x2... + x2010), and compare the size of a and B
- 16. The known function f (x) satisfies: for any real number x1, X2, when Xi
- 17. Known: | x1-1 | + | x2-2 | + | x3-3 | +. + | x2002-2002 | + | x2003-2003 | = 0 find: 2 ^ X-2 ^ x2-2 ^ X3 -. - 2 ^ x2002 + 2 ^ x2003 Known: | x1-1 | + | x2-2 | + | x3-3 | +. + | x2002-2002 | + | x2003-2003 | = 0 Find the value of: 2 ^ X-2 ^ x2-2 ^ X3 -. - 2 ^ x2002 + 2 ^ x2003. (Note: similar to x2003, the following 2003 should be the subscript of x)
- 18. Given that X1 times x2 times X3 until x2006 equals 1, and x1, X2... X2006 are all positive numbers, then (1 + x1) (1 + x2) )What is the minimum value of (1 + x3)... (1 + x2006)
- 19. Find X1 + x2 + X3 + X4 + x2010=x1·x2·x3·x4… ·Positive integer solutions of x2010 To process, wait online. Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! Urgent! 0 is not a positive integer, is to find all positive integer solutions
- 20. 2X of 3 + 5x-1 of 1-6 = 1