Question

In a calender the middle number of a square of nine numbers is 10 .
a) Find the missing numbers of this square ?
b) Mark only the numbers at the four corners of this square .
c) Find the diagonal products ?
(Diagonal product of the the numbers which are marked at the four corners of this square )
d) Find the difference of diagonal products obtained above ?
( Difference of the diagonal product of the the numbers which are marked at the four
corners of this square )
e)
If the middle number of a square of nine numbers in a calender is x , find the other
numbers of this square ?
f) Explain using algebra that in any square of 9 numbers in a calender ,if we mark only the
numbers at the four corners , the difference of the diagonal product is always a constant .

Answer 1

Answer:

5

4

4

0

3

Step-by-step explanation:

5,4,4,0,3