When a, b is what value, algebraic expression a2+b2+2a-4b+6 is the smallest value? What is the minimum value?
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Given that A, B are rational numbers, try to show that the value of A B -2A-4B+8 is positive
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RELATED INFORMATIONS
- 1. 24. It is known that a and b are rational numbers, and the value of a2+b2-2a-4b+8 is positive. 2 After a and b is the square
- 2. Excuse me: Given that the two points M and N respectively represent rational numbers a and b on the number axis, you can explain the meaning of |3+6| on the number axis. If the number represented by the point P is x, when the point P is
- 3. If the rational number a satisfies the absolute value of a =-1, then a is (). A. Positive B. Negative C. Non-positive D. Non-negative
- 4. If a is a rational number, try to compare the sizes of a and 1/a.
- 5. If A is a rational number, try to compare the sizes of A and 2A Such as title If A is a rational number, try to compare sizes of A and 2A Such as title
- 6. Given that the side lengths of triangles abc are abc and abc satisfies the root number a minus three plus the absolute value of b-4+ c-5, the square of c-5 is equal to 0, try to find the shape of triangle ABC? Given that the side lengths of triangles abc are abc and abc satisfies the root number a minus the absolute value of three plus b-4+ c-5, the square of c-5 is equal to 0, try to find the shape of triangle ABC? Given that the side lengths of triangles abc are abc and abc satisfies the root number a minus three plus the absolute value of b-4+ the square of c-5 is equal to 0, try to find the shape of triangle ABC?
- 7. Write two irrational numbers with a sum of 6______(just write a pair).
- 8. S=1+2 negative first power +2 negative second power +2 negative third power ++2 negative 2005 power, how much is S equal? Understand, Junior Two ~~~~~ Is this a multiplication? S=1+2 negative first power +2 negative second power +2 negative third power ++2 negative 2005 power, how much is S equal? Understand, Junior Two ~~~~~ Excuse me: Is this a multiplication?
- 9. 2005+2005 2Nd power +2005 3rd power +…… What is the power of 2005
- 10. Quadratic addition of (a+1)|b-2011| equals 0, b-th power of 2011-a equals Quadratic addition of (a+1)|b-2011| equals 0, bth power of 2011-a equals
- 11. Given a, b is a rational number, and a square+b square+5+2a-4b=0, find the value of the square of algebraic expression (a-b)
- 12. If the square of (a +1)+ the square of (b +2)=0, the third power of the 2013 power of a + b =? Square of -(-5)=?
- 13. 1. The square of (a+1)×(1+a)×(a+1) to the fifth power = several? 2. The fifth power of a × the () power of a = the square of a × the fourth power of ()= the 18th power of a
- 14. (5 To the 4th power *3 to the 33rd power -5 to the 3rd power *3 to the square +5 to the square *3)/ process (5 To the 4th power *3 to the 33rd power -5 to the 3rd power *3 to the square +5 to the square *3)/
- 15. Square of a ×4th power of a +5th power of a × a -3rd power of a ×3rd power of a
- 16. If A+1+|a+b+2|=0, find the value of a100+b101.
- 17. ((Root 2) Cubic) Quadratic Value ((2) Cubic) Quadratic Value
- 18. Given that a is the smallest positive integer, b and c are rational numbers, and |2+b||3a+2c|=0, find the value of the formula a+b+c
- 19. What number has a negative absolute value Why is it non-positive? For example, the absolute value of -10 is also 10! What number has a negative absolute value Why is it non-positive? For example, the absolute value of -10 is 10!
- 20. Of the following statements, the correct is () A.0 is the minimum number B. The maximum rational number is -1 C. The absolute value of any rational number is positive D. A point on the number axis 3 units from the origin represents a number of 3 or -3 Of the following statements, the correct is () A.0 is the minimum number B. The maximum probability is -1 C. The absolute value of any rational number is positive D. A point on the number axis 3 units from the origin represents a number of 3 or -3