Question

Fill the empty cells of the given square such that the numbers in each row , the coloumn and both diagonals form an arithmetic sequence.
4 _ 13
_ _ _
22 _ 57
​

Answer 1

First: solve the common difference of term 1..4.in the equation of x n-x 1 ÷ n - 1.

Like this, d = 4 - 1 ÷ 4- 1= 3÷ 3= 1

And add 1+1=2

Like that do all teems and you will get your answer. Total answer is

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