Question
I am confused with rule of pattern
1,3,6, I figured out 10 is the next number
Rule: find the difference and add 1 to the next item
1,3,6, I figured out 10 is the next number
Rule: find the difference and add 1 to the next item
Answers
Steve
correct.
Tn = 1+2+3+...+n = n(n+1)/2
Tn = 1+2+3+...+n = n(n+1)/2
Sandy
Thank you