As shown in the figure, an ant climbs straight to the right along the number axis from point a to B. point a represents - root 2, and the number represented by point B is m (1) Find the value of M; (2) find m-2 radical 2 + (m-radical 2) & 178; online, etc!

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• 1. As shown in the figure, on the number axis, the number represented by point a is root sign 3. Move point a to the right 4 units to get point a '. If the number represented by point a' is a
• 2. -1 translate 3 unit lengths to the right according to the positive direction of the number axis to point B, then the number represented by point B is?
• 3. Xiaoqiang represents two positive numbers 5 and 6 with a point A.B on the number axis. He translates A.B to the left at the same time, with the same unit length The numbers of the two new points are opposite to each other
• 4. It is known that the point a on the number axis represents 6, B represents - 4, and the moving point P starts from a and moves to the left at a speed of 6 unit lengths per second along the number axis at a uniform speed Given that point a on the number axis represents 6, B represents - 4, the moving point P starts from a and moves along the number axis at the speed of 6 unit lengths per second Move evenly to the left The moving point Q starts from a and moves to the left uniformly along the number axis at the speed of 1 unit length per second; the moving point R starts from B If P, Q and R move at the same time When p catches up with R, it immediately moves back to Q. when it meets Q, it stops moving. Then P moves from the beginning to the end What is the unit length of the journey when the movement stops?
• 5. The number represented by point a on the number axis is 8, B is on the left side of a, and ab = 14. Starting from point a, the moving point P moves to the left along the number axis at the speed of 5 unit lengths per second, and the movement time is t (T > 0) seconds, The number represented by point P (expressed in an algebraic formula containing T) 2. The moving point Q starts from point B and advances to the left at a speed of 3 unit lengths per second along the number axis at a uniform speed. If point P and Q start at the same time, how many seconds does point P move to catch up with point q? 3. If M is the midpoint of AP and N is the midpoint of Pb, does the length of line Mn change during the movement of point P? If so, explain the reason personally. If not, please draw a graph, And find out the length of line Mn
• 6. On the number axis, the distance between - 3 points and the point of 5 length units is - 3?
• 7. On the number axis, what is the number of 6 length units at the point of distance 3?
• 8. Point a is on the number axis. If you move a to the left by 8 length units and then to the right by 2 length units, then point a is the opposite number of the original point a
• 9. A point starts from a point on the number axis, moves 5 unit lengths to the right, and then moves 2 units to the left. At this time, the point is + 4. What is the number represented by the starting point? Represented by graph
• 10. A point starts from a certain point on the number axis, first moves 4 units to the right, and then moves 3 units to the left. If the number of the midpoint is - 2, what is the number of the starting point
• 11. As shown in the figure, an ant climbs two units to the right along the number axis from point a to point B. point a represents the root sign 2. Let the number represented by point B be m. (1) find the value of M; (2) find | M As shown in the figure, an ant climbs 2 units to the right along the number axis from point a to point B. point a represents the root sign 2. Let the number represented by point B be m. (1) find the value of M; (2) find the value of | M-1 | + (M + 6) ^ 0
• 12. An ant crawls on the number axis. First it crawls four length units to the left, then it crawls three length units to the right. The number of the end point is 1. Then what is the number of the starting point of the ant?) urgent! Before 11 o'clock!
• 13. An ant starts from the origin of the number axis. It first climbs to the right for one unit length to reach point a, and then climbs to the right for two unit lengths to reach point B An ant starts from the origin of the number axis. It first climbs to the right one unit length to reach point a, then to the right two unit lengths to reach point B. then it climbs to the left seven unit lengths to reach point C. please write down the numbers represented by points a, B and C? An ant starts from the origin of the number axis. It first climbs four unit lengths to the right to reach point a, and then climbs two unit lengths to the right to reach point B. Then crawl 7 units to the left to reach point C. please write down the numbers represented by points a and C
• 14. When the rabbit falls one kilometer behind the tortoise, it chases the tortoise at the speed of 101 M / min, but the tortoise still crawls at the speed of 1 m / min. how many minutes does it take for the rabbit to catch up with the tortoise Who knows?
• 15. How to move the two points of a, B, C so that the numbers represented by the three points are the same? What kinds of moving methods are used? ABC is at the positions of - 5, - 1, 1 respectively
• 16. How to move two points in ABC so that the number represented by three points is the same? There are several ways to move? A is negative 2, B is negative 1, C is 2
• 17. Junior high school, addition and subtraction of rational numbers. (- 7) - 9 - (- 3) + (- 5), - 4.2 + 5.7-8.4 + 10, (- 1.3) - (- 3.2), - 1 / 4 + 5 / 6 + 2 / 3-1 / 2 It's a process, please
• 18. The following is the definition and operation of rational numbers a and B: a # B = A-B + 1. Is a # B equal to B # a? Why? I know it's not equal, mainly I want to know how to write the reason, and the reason is written by example
• 19. rational number
• 20. The concept of multiplication and division of rational numbers in the first year of mathematics of people's Education Press In urgent need of brothers and sisters