Three mutually unequal rational numbers can be expressed in the form of 1 A + B, and can be expressed in the form of 0 B A / B to find the value of (a-2011) / A * a + B

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• 1. If | x | = 1, find the value of (a + b) 2013 + (AB) 2014 - (a + b-ab) x + x2
• 2. Three unequal rational numbers can be expressed as either 1 A + B a or 0 B / A Try to find the value of 2011 power of a + 2012 power of B
• 3. If three mutually unequal rational numbers can be expressed in the form of 1, a, a + B, or 0, B,
• 4. It is known that there are three mutually unequal rational numbers 1, a + B, a, which can be expressed as 0, B / A, B, and | x | = 2, Find (a + b) 2 + (AB) 3 - (a + b-ab) + X & # 178;
• 5. Three mutually unequal rational numbers can be expressed in the form of 1, a + B, a, or in the form of 0, B, B of a, then a = ()
• 6. What is the absolute value of 5a-2b?
• 7. It is known that: a = B + 2, the absolute value of C is 3, m, n are reciprocal, try to find the algebraic formula (a-b) / 5 + 4mn-c ^ 2
• 8. It is known that f (AB) = f (a) + F (b) holds for any positive real number a and B (1) Finding the value of F (1) (2) If f (2) = P, f (3) = q (P, q are constant), find the value of F (36) - f (1 / 36) Great guys, please let me know the process,
• 9. If the function y = f (x) satisfies f (a + b) = f (a) + F (b) for all real numbers a and B, and f (1) = 8, then f (- 1 / 2)=_________
• 10. Given the function f (x) = x ^ 3 / 3, G (x) = T ^ (2 / 3) X-2 / 3T. (1) when t = 8, find the function f9x. When t > 0, f (x) > = g (x) has no effect on any real number Given the function f (x) = x ^ 3 / 3, G (x) = T ^ (2 / 3) X-2 / 3T. (1) when t = 8, find the monotone interval of the function y = f (x) - G (x); (2) prove that when t > 0, f (x) > = g (x) holds for any real number; (3) if there is a positive real number X., such that
• 11. Real numbers, yes Find the following values 【1】 - √ 49 / 164 [2] & # 179; √ - 1 [3] √ 0.16 [4] & # 179; √ 125 / 27 Compare the number of each group 【1】 | - 1.5 |, 1.5 [2] 1.414, √ 2 [3] two thirds, 0.667 Given that x < 2pai [3.14], X is an integer, find X
• 12. Simplification: √ 18 - √ 8; (√ 3 + 1) & # 178; Calculation: (√ 2 + 1) (√ 2-1); √ 16 + √ 0.25 - & # 179; √ 27; √ 20 + √ 5-2 √ 5; √ 12 + √ 48-3 √ 1 / 3
• 13. real number 2. If x-4 is the arithmetic square root of 16, then the square root of X + 8 is --------. 3. If the cube root of a number is equal to itself, then the number is --------. 4. The number represented by the point whose distance from the number axis to the origin is root 5 is --------. 5. Evaluation root 5 and 1 / 16 = -. 6. Evaluation root-0.216 = -
• 14. Yucai Middle School Grade 8 Volume 1 mathematics Chapter 2 real number
• 15. The experience of the preview of "real number" in mathematics of the first volume of the eighth grade Try to have as many words as possible,
• 16. Several mathematical problems about the first two real numbers 1. On the number axis, point a represents the root sign 3, and B is another point on the number axis to know the line segment AB = 1, then the number represented by point B is_____ ? 2. The area of an isosceles right triangle is 3. Find the waist length and the height at the bottom of the triangle 3. To build a cylindrical oil tank with the same bottom diameter and height, and the volume of the oil tank is 6.28 cubic meters, what is the bottom radius of the oil tank? four
• 17. 1. Given that the triple root 3y-1 and the triple root 1-x are opposite numbers, find the value of y of X 2. Given that the real number x y satisfies the root sign 2x-3y-1 + absolute value x-2y + 2 = 0, find the square root of 5 / 4 of 2X-4
• 18. We know that a and B are real numbers, and the square root of (1-B) of (a + 1) minus (B-1) is equal to 0. Then what is the value of a2009-b2009 power
• 19. Given m / N = 5 / 3, find the value of M / M + N + m / M-N - n ^ 2 / m ^ 2-N ^ 2. Given 1 / A + 1 / b = 8 / A + B, find the value of B / A + A / b
• 20. Given a (A-1) - (a * a-b) = 8, find the value of a * a + b * B / 2-ab