Question

Generalize the pattern by finding the nth term. 2, 6, 12, 20...

Answer 1

here is ur answer....2,6,12,20,30,42,56,72,90
90 is the 9th term....the patter is as follows
+4,+6,+8,+10,+12,+14,+16,+18.....
hope it helps u