- #1

- 5

- 0

## Homework Statement

a) Show that the magic constant of an nth order normal magic square is n(n^2+1)/2.

b) Show that the center of a 3x3 must be occupied by the number 5.

c) Show that in a normal magic square of 3x3 the number 1 can never occur in a corner cell.

## Homework Equations

None needed

## The Attempt at a Solution

I have no idea where to start.