text: # Algebra
  
  posted by .
  
  I need some help!
  
  Determine whether infinite geometric series has a finite sum. If so, find the limiting value.
  
  112+56+28+....
  
  • Algebra -
  
  looks like a GS were r = 1/2
  so , yes, there is a limiting value
  
  Sum∞ = a/(1-r) = 112/(1/2) = 224
  
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