Find the rule for the sequence below.
square 2x2 =10
3x3=40 +30=20 difference
4x4=90+50=20 difference
5x5=160+70=20 difference
Find the rule for the sequence below.
square 2x2 =10
3x3=40 +30=20 difference
4x4=90+50=20 difference
5x5=160+70=20 difference