Kaleerain5,
In order to get your answer you must remember that if the exponent is negative move to the left and if the exponent is positive you have to move to the right.
- The exponent is negative so move to the left:
Therefore your answer is ".000857."
Hope this helps!
So it went from the 16th term to the 17th term, and went from 21 to -1... what would the "common difference"
d be then?
le'ts see
alrite.. so d = -22.. hmm what would the first term be then?
which of course, you can rewrite as
which are all the same.
I just answered this question for another person. Is there a way you can search for that same question?
Here this will help.
http://www.meritnation.com/ask-answer/question/the-sum-of-the-first-n-terms-of-an-ap-whose-first-ter...
Answer:
this systems shows only one solution... not no solution.