Question

answer this question

Answer 1

1 × 1 - 1 = 0

2 × 2 - 1 = 3

3 × 3 - 1 = 8

Thus 5 × 5 - 1 = 24

Answer 2

1*1-1=0 2*2-1=3 3*3-1=8 4*4-1=15 5*5-1=24