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Rational absolute value maximum Given that the rational numbers x and m satisfy |x+5||x-10|=15-|m+2|, the maximum value of |x+2||x-20| is obtained. You can send out some similar questions and offer a reward.
X+5 x-10 15,15-|m+2 15
X+5||x-10|=15
-5≤X≤10
X+2 x-20|-5+2-5-20|=28(geometric meaning of absolute value)
X+5 x-10 15,15-|m+2 15
X+5||x-10|=15
-5≤X≤10
X+2||x-20|-5+2||-5-20|=28(geometric meaning of absolute value)
The rational number with an absolute value of 2.3 is () Points a and b on the number axis represent numbers -3 and 2, then: (1) The distances from point a, point b to the origin are () and (), respectively; (2) The distance from point a to point b is () (3) Move point a to () for () unit length, and point b is fixed so that the distance between point a and point b is 1.
+2.3,-2.3
RELATED INFORMATIONS
- 1. When X=-3, the value of 5th power of ax the fifth power + bx to the third power + cx-8 is 6, and when x=3, the value of ax to the fifth power + bx to the third power + cx-8
- 2. When x =-3, the value of the algebraic expression ax to the fifth power - bx to the third power + cx -6 is 17, x =3, the value of this algebraic expression. When x=-3, the value of the algebraic expression ax to the fifth power -bx to the third power +cx-6 is 17, and x=3, the value of this algebraic expression.
- 3. Given x=3, the algebraic equation a is multiplied by the third power of x +bx+1=-2009, and the value of the algebraic equation x=-3 is obtained. Given x=3, the algebraic expression a is multiplied by the third power of x +bx+1=-2009, and the value of x=-3 is obtained.
- 4. A, b are mutually opposite numbers, c, d are mutually reciprocal, m is a negative number with an absolute value of 3, find the square of m+(cd+a+b) times the power of m+(cd) of 2008
- 5. The known real number a satisfies |2009-a A−2010= a, then the value of a-20092 is () A.2008 B.2009 C.2010 D.2011 Given real number a satisfies |2009-a A−2010= a, then the value of a-20092 is () A.2008 B.2009 C.2010 D.2011
- 6. Given that the real number satisfies /2008-X/+ root number x-2009=X, find the value of x-2008 2;
- 7. Given that the real number a satisfies |2008-a root a-2009=a, find the value of a-2008^2
- 8. Fill in the brackets with the appropriate number.1/2,1/4,1/8,(). set of data will get closer and closer () Fill in the brackets with the appropriate number.1/2,1/4,1/8,(). This set of data will get closer and closer ()
- 9. Fill in the brackets with the meaning of the word "quantity ". A: use objects to calculate the amount or length of things B: limit C: quantity D: estimate Capacity () Capacity of rice () Capacity of wine () Capacity of rice () Use a ruler to measure () gas volume () into () quality and ()
- 10. (Insert the serial number in the brackets) Zhong Ziqi must obtain () the heart of the child () send it to Meng Haoran Zhiguangling () (Put the serial number in the brackets) Zhong Ziqi must obtain () the child's heart () send Meng Haoran Zhiguangling ()
- 11. What is the sum of all rational numbers with an absolute value less than 3? The rational number a, b, and │a-2││b-1│=0, find the value of 3a-b. Those two vertical bars represent the absolute value.(I want to make it clear.) What is the sum of all rational numbers with an absolute value less than 3? The rational number a, b, and │a-2││b-1│=0, find the value of 3a-b. Those two vertical lines represent the absolute value.(I want to make it clear.)
- 12. The difference between the inverse of a rational number and its absolute value is There are still a lot of references that can't be written. Somebody help me.
- 13. Why is the sum of the opposite number of a rational number and its absolute value
- 14. It is known that |a-1| and |b-2| are opposite numbers, and c is the rational number with the smallest absolute value.
- 15. When X=-2, the value of the algebraic equation AX to the fifth power + BX to the third power + CX-5 to the seventh power, the value of the algebraic equation X=2? When X=-2, the value of the algebraic equation AX to the fifth power + the value of the third power of BX + the value of CX-5 to the third power is 7, find the value of this algebraic equation when X=2. When X=-2, the value of the algebraic formula AX to the fifth power + the value of the third power of BX + the value of CX-5 to the third power of CX is 7, find the value of this algebraic formula when X=2.
- 16. If the value of the algebraic expression ax to the fifth power + bx to the third power + cx-6 is 5 when x =2012, what is the value of the algebraic expression when x =2012?
- 17. When x=1, the cubic +bx+1 of algebraic expression ax equals to 2012; when x=-1, what is the cubic +bx+1 of algebraic expression ax equal to?
- 18. Given that the absolute values of four rational numbers, a, b, c and d are 1,2,3 and 4 respectively, can we write a formula such that a+b+c+d=-1? Hope to give the answer now, if not, then tomorrow ~ Given that the absolute values of four rational numbers, a, b, c and d are 1,2,3 and 4, can we write a formula such that a+b+c+d=-1? Hope to give the answer now, if not, then tomorrow ~
- 19. A, b, c, d are four rational numbers whose absolute values are 1,2,3,4, respectively. Write two formulas so that a+b+c+d+ equals -2
- 20. One third of the inverse of a number is minus 6, and the absolute value of its difference from another rational number is one. One third of the inverse of the number is minus six, and the absolute value of the difference between it and another rational number is one. One third of the inverse of a number is minus 6, and the absolute value of its difference from another rational number is one. One third of the inverse of a number is minus six, and the absolute value of the difference between it and another rational number is one.