SOLUTION: What is the common ratio and the 3 terms in the sequence after the last on given -1,-2,-4,-8

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Question 1172534: What is the common ratio and the 3 terms in the sequence after the last on given -1,-2,-4,-8
Found 2 solutions by josgarithmetic, ewatrrr:
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
This is too obvious.

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
What is the common ratio and the 3 terms in the sequence after the last on given -1,-2,-4,-8 


Hi 

a%5Bn%5D+=+%28a%5B1%5D%29%2Ar%5E%28n-1%29

r = 2

For ex:

a%5B5%5D+=+%28-1%29%2A2%5E%284%29

a%5B6%5D+=+%28-1%29%2A2%5E%285%29

a%5B7%5D+=+%28-1%29%2A2%5E%286%29

 -1,-2,-4,-8, -16, -32 , -64 , ...

Wish You the Best in your Studies.