SOLUTION: For what value of x, the number -2/7,x,-2/7 in gp

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Question 979036: For what value of x, the number -2/7,x,-2/7 in gp

Answer by josgarithmetic(39618)   (Show Source): You can put this solution on YOUR website!
Geometric? MAYBE an alternating sequence.





both formulas for r must be true.




-------either or any of these can work.

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