0.5 1 / 3 0.25 0.2
5 = 1 / 2, 0.25 = 1 / 4, 0.2 = 1 / 5, the sequence can be transformed into 1 / 2, 1 / 3, 1 / 4, 1 / 5, the rule is
1/(n+1)
RELATED INFORMATIONS
- 1. 0.1.2.3.4.5.6.7.8.9 fill in the box (each number can only be used once) to make the three formulas hold (write at least two answers)
- 2. Fill in 0, 1, 2, 3, 4, 5 in the box. Each number can only be used once______ -______ =______ -______ =______ -______ If it is an addition, how to fill in it______ +______ =______ +______ =______ +______ .
- 3. Fill in the same number in the same formula, for example: 6710 = 771, 811 = 7510, 3210 = 321
- 4. Fill in the appropriate number in the box so that the results of the two formulas are equal. 3x box - 3 = box X3 - 3 = box x box
- 5. Fill in the same number in the same formula. 30 - □ = 22 +
- 6. Find the number represented by "Kou" in the following formula (1) (Kou + 6) / 7-2.5 = 3.5 (2) (Kou X7) / 4 Find the number represented by "Kou" in the following formula (1) (mouth + 6) / 7-2.5 = 3.5 (2) (Port X7 port 1) / 4 = 5
- 7. Fill in the six numbers, 0.1.2.3.5.6, respectively, so that the formula holds. Each number can only be used once
- 8. Put the 10 numbers 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 in the following box, and do not repeat them. Box + box = box
- 9. Fill in ten numbers 0.1.2.3.4.5.6.7.8.9 in the box, and each number can only be used once. Box = box = box = box = box = box
- 10. Fill in 1 to 9 in the following box and use each number once to make the equation true. Port x = port x = 5568 The answer is 174x32 = 58x96 Want a correct, concise, professional way of thinking
- 11. It is known that: 10 () 3 = 28 8 () 7 = 4 3 / 4 () 1 / 4 = 2 find the law according to these formulas, 5 / 8 () x, X=
- 12. Find the rules and write the formula: 1 + 2,2 + 4,3 + 6,4 + 8,1 + 10,2 + 12,3 + 14,4 + 16,1 + 18. What's the formula 2001? Hurry, please, wait online for half an hour~~~~~~~~~·
- 13. The first formula is 1 / 1 × 3 = 1 / 2-1 / 6, the second formula is 1 / 2 × 4 = 1 / 4-1 / 8, and the third formula is 1 / 3 × 5 = 1 / 6-1 / 10
- 14. Find the rules and write the formula: 1 + 2,2 + 4,3 + 6,4 + 8,1 + 10,2 + 12,3 + 14,4 + 16,1 + 18?
- 15. 5 △ () = 7 / 8 × () = 35: () = 0.625 = 16 () No one can figure that out Will anyone!
- 16. 5:0.625, and 7 / 16:35 / 28
- 17. 1 = 5 2 = 25 3 = 125 4 = 625 5 =? Evaluation analysis It needs to be analyzed
- 18. How much is grade 5? It seems to hurt people, but I still can't guess,
- 19. If 1 = 5, 2 = 25, 3 = 125, 4 = 625, then 5 =?
- 20. If 1 = 5,2 = 25,3 = 125,4 = 625,5=