Given that ab ≠ 0, and a, B are different signs, try to compare the absolute value of a in a with that of B in B

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• 1. It is known that a B is opposite to each other and C D is reciprocal to each other. The square of X is equal to 4. Try to find the value of X2 - (a + B + CD) x + (a + b) 2007 + (CD) 2008
• 2. If the 2012 root of M is 3, the 2011 root of n is 7, and m and N are natural numbers, then the end number of Mn is
• 3. In 2005's natural numbers, after being divided by 56, how many are the quotient and remainder equal
• 4. Given the absolute value a = 1 minus one part of a, find the value of one part of a + absolute value a 1 1 Given --- / A / = 1, find the value of -- + / A / a a
• 5. The absolute value of 1 / 2 minus 2 / 3 plus the absolute value of 2 / 3 minus 3 / 4 plus the absolute value of 3 / 4 minus 4 / 5 is added to the absolute value of 8 / 9 minus 9 / 10
• 6. 1 / 2 minus 1 absolute value plus 1 / 3 minus 1 / 2 absolute value plus 1 / 4 minus 1 / 3 absolute value plus 1 / 5 minus 1 / 4 absolute value plus I can't write it down. Keep writing here What is the absolute value of 1 / 2012 minus 1 / 2011?
• 7. Can the value of (B-C) (C-A) A-B + (C-A) (a-b) B-C + (a-b) (B-C) C-A be 0
• 8. How much is the mathematical problem a - [B + (C-B)] = equal to
• 9. Given a (A-1) - (a * a-b) = 8, find the value of a * a + b * B / 2-ab
• 10. 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
• 11. Given that the absolute value of a is 8, the absolute value of B is 4, and the absolute value of a + B = - A-B, try to find the sum of all the values of a + B
• 12. Given the absolute value of A-4 + the absolute value of B-8 = 0, find the value of a + B divided by a times B
• 13. As follows: calculate the second power of (- 2), the second power of 2, the third power of (- 2), the third power of 2 Calculate the second power of (- 2), the second power of 2, the third power of (- 2), and the third power of 2. In connection with the power of such specific numbers, do you think the following formulas hold when a < 0? 1. The square of a > 0.2. The square of a = - A 3. The square of a = - the square of a 4. The third power of a = (- a) the third power Note that 2 is not the same as 3, one is the opposite of the square of a, the other is the square of (- a)
• 14. What is the meaning of the 0.5 power of 5? How to calculate it? I mean the power What about 0.8 power
• 15. From the meaning of power, we can see that: 2 ^ 3 * 2 ^ 4 = (2 * 2 * 2) * (2 * 2 * 2) = 2 ^ 7, please use this method to simplify the cubic power of 4 and the cubic power of B c'mon
• 16. According to the meaning of power, the quadratic power of 4 = 4 * 4, the cubic power of 4 = 4 * 4 * 4, then the cubic power of 4 quadratic power * 4 = (4 * 4) * (4 * 4 * 4) = 4 * 4 * 4 * 4 = 4 Then the cubic power of 4 quadratic power * 4 = (4 * 4) * (4 * 4 * 4) = the quintic power of 4 * 4 * 4 * 4 = 4, so as to calculate the m power of a and the n power of a (m, n is an integer)
• 17. According to the meaning of the power, we can get that the second power of 4 = 4 * 4, the third power of 4 is equal to 4 * 4 * 4, then the second power of 4 multiplied by the third power of 4 = (4 * 4) * (4 * 4 * 4) = (4 * 4 * 4 * 4) *4 is equal to the fifth power of 4. Calculate the cubic of the following formula 6 times the fifth power of 6, the m-cube of a, and the nth power of A
• 18. What is the number whose absolute value equals itself?
• 19. If the absolute value of a number is 3.4, then the number is equal to ()
• 20. If the absolute value of a is equal to a, then what number is a: if the absolute value of a is greater than a, then what number is a?