Find the next number in series 2,7,28,63,126
Answers
Answered by
3
the next number is 215.
as
Here, we use (n^3 + 1), (n^3 - 1), (n^3 + 1), ...
1^3 + 1 = 1 + 1 = 2,
2^3 - 1 = 8 - 1 = 7,
3^3 + 1 = 27 + 1 = 28,
4^3 - 1 = 64 - 1 = 63,
5^3 + 1 = 125 + 1 = 126,
6^3 - 1 = 216 - 1 = 215.
So, the next number is 215.
hope it helps
as
Here, we use (n^3 + 1), (n^3 - 1), (n^3 + 1), ...
1^3 + 1 = 1 + 1 = 2,
2^3 - 1 = 8 - 1 = 7,
3^3 + 1 = 27 + 1 = 28,
4^3 - 1 = 64 - 1 = 63,
5^3 + 1 = 125 + 1 = 126,
6^3 - 1 = 216 - 1 = 215.
So, the next number is 215.
hope it helps
Similar questions