SOLUTION: the first three terms of geometric progression are x-2,x+1AND x+7. FIND THE VALUE OF X.THE COMMON RATIO. S6 . THE SUMMER TO INFINITY.
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Question 1124908: the first three terms of geometric progression are x-2,x+1AND x+7. FIND THE VALUE OF X.THE COMMON RATIO. S6 . THE SUMMER TO INFINITY.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
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If this is a geometric sequence then 
Solve for 
Hint: Since 
, what does that tell you about the infinite sum?
John
My calculator said it, I believe it, that settles it
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