codypoe13 codypoe13
  • 03-10-2017
  • Mathematics
contestada

If the third term in a geometric sequence is 20, and the fifth term in the sequence is 5, what is the ratio (multiplier)?

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jbmow
jbmow jbmow
  • 03-10-2017
Term:    3     4      5
 Value  20    ..      5
            20  20r  20r^2
So 20r^2 = 5
         r^2 = 1/4
           r  =  1/2
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