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The numbers 1,b,c form an arithmetic progression and the numbers 1,b,c+1 form a geometric progression. Find c.

 Jun 17, 2022
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The numbers 1,b,c form an arithmetic progression and the numbers 1,b,c+1 form a geometric progression. Find c.  

 

arithmetic  --------     1, 2, 3 

geometric  --------     1, 2, 4         so c would equal 3  

.

 Jun 18, 2022

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