How to calculate the power of minus 1/2 in 2009× minus 2 in 2010

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• 1. For rational number AB, define operation ★ as follows A B=A+B divided by AB, find 3★(-4) Answer by question For rational number AB, define operation ★ as follows A B=A+B divided by AB, and find 3★(-4) Answer by question
• 2. Define a*b=a+b/1-ab as an operation of rational number range, calculate (-2)*5 Define a*b=a+b/1-ab as an operation of rational number range, and calculate (-2)*5
• 3. Definition: a ※b=(a-b) divided by (1+ab) is an operation within the range of rational numbers to obtain the value of (-2)3. Definition: a ※b=(a-b) divided by (1+ab) is an operation within the range of rational number to obtain the value of (-2)3.
• 4. Define the operation "*" a*b=ab-b for rational numbers a and b, and find (-3)*4 Points for correct answer For rational numbers a *" a*b=ab-b for rational numbers a and b, and find (-3)*4 If the answer is yes. For rational numbers a *" a*b=ab-b for rational numbers a and b, and find (-3)*4 Points for correct answer
• 5. If ab is a rational number, define a new operation △: a△b=2ab-1, for example,(-3)△4=2×(-3)×4-1=-25, try to calculate: (1)3△(-5); (2)[3△(-5)]△(-2).
• 6. Given that a and b are rational numbers, and satisfy equation 5-(√3) a=2b+2/3(√3)-a, find the value of ab [urgent]
• 7. Given that a, b are rational numbers, and satisfy equation 5-√2a=2b+2/3√2-a, find the value of a, b.
• 8. If 2004x+2005y =2003,2005x +2004y =2006, find the value of the square of (x+y)+(x-y) If the equation group 2004x+2005y =2003,2005x +2004y =2006, find the value of the square of (x+y)+(x-y). Write the process of solving the problem and give a quick answer.
• 9. If 2003X cube =2004Y cube =2005Z cube, XYZ is greater than zero and 3√(2003X cube +2004Y cube +2005Z cube) If 2003Xcubic=2004Ycubic=2005Zcubic, XYZ is greater than zero, and (2003Xcubic+2004Ycubic+2005Zcubic) the root of the third power = the root of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the fourth power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third power of the third
• 10. If x power of 2= y power of 3,4= z power of 2,8=18, then xyz is
• 11. 1-2Nd power in 2009* minus 2 in 2010 1- One-second power in 2009* minus 2 power in 2010
• 12. What is the 2012 power of (√3-2) to the 2011 power of (√3+2)? (√3-2) To the power of 2011 multiplied by (√3+2) to the power of 2012?
• 13. Typically, the distance between the point on the number axis representing a and ______ is called the absolute value of the number a.
• 14. On the number axis, a number corresponds to the distance between the point and the origin is called the absolute value of the number, denoted by ( On the number axis, a number corresponding to the distance between the point and the origin is called the absolute value of the number, denoted by (
• 15. The distance between the point of the number a and () on the number axis is called the absolute value of the number a, denoted by ()
• 16. The distance between the point on the number axis representing the number a and the point () is called the absolute value of the number a, denoted by ()
• 17. The distance between a point and something on the number axis is called the absolute value of number a. Come on... I'm in a hurry.
• 18. The point on the number axis representing the number A to the origin of ___ is called the absolute value of number A. Junior high school math problem The point on the number axis representing the number A to the origin is called the absolute value of the number A, denoted by ____. For example, the point on the number axis representing 3 to the origin is 3, so the absolute value of 3 is ___, denoted by ___, and the point on the negative 3 to the origin is ___, so the absolute value of negative 3 is ____, denoted by ____.
• 19. If A, B represents the distance between two points of the numbers a, b, A, B respectively on the number axis is expressed as the absolute value AB, when A, B, If there is an origin point in the point, you can set A point at the origin point, as shown in the following figure, then AB absolute value = BO absolute value = absolute value of a minus b. When both points A and B are not at the origin, whether the absolute value of the distance AB between two points A and B on the number axis satisfies the absolute value of AB absolute value =a minus b. If A, B represents the distance between two points of the numbers a, b, A, B respectively on the number axis as absolute value AB, when A, B, If there is an origin point in the point, you can set A point at the origin point, as shown in the following figure, then AB absolute value = BO absolute value = absolute value of a minus b. When both points A and B are not at the origin, whether the absolute value of the distance AB between two points A and B on the number axis satisfies the absolute value of AB absolute value =a minus b.
• 20. The absolute value of a number a is the distance from the point on the number axis representing a to ___, which can be expressed as ___