Asked by Jennifer

write an algebraic expression for the nth term of this sequence.
7, 11, 16, 22,...


I know what algebraic expression is.

Answers

Answered by Steve
note that the differences are 4,5,6
Now, you know that 1+2+3+...+n = n(n+1)/2
Your sequence is 7 + 4+5+6+...

see what you can do with that
There are no AI answers yet. The ability to request AI answers is coming soon!