Question

find the first term of the series 9,28,65,126,217​

Answer 1

Answer:

Answer:

This is a number series of sum of a cube and 1

2 = 1*1*1 +1

9= 2*2*2+2

28 = 3*3*3+1

65= 4*4*4+1

126=5*5*5+1

217=6*6*6+1

344= 7*7*7+1

So next number will be

8*8*8+1 =513