Write the nine numbers 10, 11, 12, 13, 14, 15, 16, 17 and 18 in the 3 * 3 grid, so that the horizontal, vertical and oblique lines are all equal to 42

13 12 17
18 14 10
11 16 15

RELATED INFORMATIONS

1. What is one minus one
2. In the first 2011 positive integers, how many are neither square nor cubic
3. How to calculate the sequence of 100, 8, 1, 1 / 4, () and 4, 7, 9, 4, 25, ()? 100、8、1、1/4、（） A.1/4 B.1/12 C.1/20 D.1/32 4、7、9、4、25、（） A.487 B.441 C.386 D.364
4. Fill in the nine numbers 3, 5, 7, 9, 11, 13, 15, 17 and 19 in the nine square, so that the sum of the three numbers in horizontal, vertical and oblique rows is equal?
5. What is one minus one? On the way, I heard two old men arguing, 1 - (- 1) =? Old man a said that I have one yuan (representing 1) and owe old man B one yuan (representing - 1). I (old man a) don't want you (old man b) to pay back (representing - {- 1}). Isn't that one? How can the answer be two?
6. Given that a and B are positive integers, and the difference between the square of a and the square of B is equal to the value of a and B?
7. Sum of sequence: an = 1 / N & # 178;;, sum the first n terms and Sn of sequence an It is better to give a detailed calculation process.
8. 13.14.15.16.17.18.19.20.21 how to fill in Jiugong grid
9. What's the difference between subtracting the sum of two ninths and five ninths from two? Determinant
10. What is the square of 2011 The problem is: given (a + B + 1) (a + B-1) = 2010, find the value of a + B
11. Fill in the blanks of summation sequence: 1,1,1,2,3,5,9, () Fill in the blanks of summation sequence: 1,1,1,2,3,5,9, () What number should be filled in () please? Please write a solution process, thank you
12. The number whose square equals 64 is
13. What is 2 minus 8
14. 1, 3, 5, 7, 9, 11, 13, 15, 17, 19 are filled in the square, so that the sum of the three numbers in the horizontal, vertical and oblique rows is the same?
15. Sequence summation 1 / 1 * 2 + 1 / 2 * 3 + 1 / 3 * 4 +... + 1 / 9 ^ 10
16. If the square of a number is 64, what is the number?
17. How much is 31 degrees minus 15 degrees
18. A divided by 6 equals B. B, where a is a two digit number and B is a one digit number. How much does a equal?
19. The first four terms are 3 / 5, 4 / 8, 5 / 11, 6 / 14 Then a general formula of the sequence is
20. If 100 and 168 are added to a positive integer, two complete squares can be obtained. Then the positive integer is______ ．