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Observe the following numbers: 1, - 2,4, - 8,16, - 32, ·· according to this rule, the number 2005 is () fast ~ etc
2^2004
RELATED INFORMATIONS
- 1. One eighth fill in the brackets with the appropriate number
- 2. 32.8 × () = 1.3 × (). Fill in the appropriate number in the brackets~
- 3. 1, 3, 4, 8, 16, 32, (). Please fill in the numbers in brackets This is what I think. It's not difficult. The key depends on your keen observation
- 4. 19.23.26.29.28.32.34.35.41.33.31.25.27.31.36.37.24.31.29.26.30 what are their median and mode
- 5. Fill in a number in the brackets below to make the median of this set of data 29? 10.50.18.15.25.34.48
- 6. There is a group of numbers: 3, 5, 6, 8, 9, 22, 24. The average of these numbers is______ What's the median______ As can be seen, the median is not affected______ Or______ The influence of data is sometimes used to represent the influence of all data______ More appropriate
- 7. There is a group of data as follows: 30.24.36.18.24.24 the median of this group of data is (), and the mode is ()
- 8. In the data of 1.5, 2.8, 3.2, 3.4, 2., 9, 3, 3.2, the median is () and the mode is () At 1.5, 2.8, 3.2, 3.4, 2., 9, 3, 3.2 In this set of data, the median is () and the mode is ()
- 9. Is there mode in data 2.3.4.5.6.7.8.9? Why
- 10. In the data set of 1.5, 2.8, 3.2, 3.4, 2.9, 3, 3.2, the median is? Mode is?
- 11. What is the sum of 2005 numbers?
- 12. A string of numbers arranged in this way: 1,2,3,2,3,4,3,4,5,4,5,6 From the first number on the left, count 50 numbers. What is the sum of these 50 numbers?
- 13. A series of numbers are arranged by 1,1,2,2,3,3,4,4,5,5. From the first number on the left, the 83rd number is ()
- 14. A string of numbers, arranged by 1,1,2,2,3,3,4,4,5,5,. From the first number on the left, the 25th number is? What is the sum of their first 26 numbers?
- 15. From the first number on the left, the 35th number is (), and the sum of the first 36 numbers is ()
- 16. A string of numbers by 1, 1, 2, 2, 3, 3, 4, 4, 5, 5 From the first number on the left, the 35th number is______ The sum of the first 36 numbers is______ ．
- 17. -1,2,-3,4,-5,6,-7,8,-9,10,… ,A,B,C,D,… (1) The 2014 number is -1,2,-3,4,-5,6,-7,8,-9,10,… ,A,B,C,D,… (1) Is the number 2014 a positive number or a negative number? Where is it in a, B, C, D? (2) Where are negative numbers in a, B, C, D?
- 18. 1,2,-3,-4,5,6,-7,-8,9…… The number of 2014
- 19. 2. What is the 100th number of 4, 6, 8 and 10 according to this rule
- 20. 2. - 4.6. - 8.10. - 12, 14, - 16 the 99th number is the 100th number