SOLUTION: Consider the following general term for a sequence a^n=13+(n+11)−6 find the first five terms of the sequence and its common difference? Is it an arithmetic sequence or not?

Question 1140842: Consider the following general term for a sequence
a^n=13+(n+11)−6
find the first five terms of the sequence and its common difference? Is it an arithmetic sequence or not?
Answer by ikleyn(52787) (Show Source): You can put this solution on YOUR website!
.
For your info :

(a)   a^n   means  ,  and is used ONLY for this purpose: to show raising in degree "n".


      For example,  2^2 =  = 4;   3^2 =  = 9.



(b)   If you want to show the n-th term of a progression / (of a sequence), write  a[n]  or  a(n). 


      We, the tutors, will read it as  .

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