anonymous
  • anonymous
What is the sum of the first eight terms of a geometric series whose first term is 3 and whose common ratio is 1/2?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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Nnesha
  • Nnesha
do you know the formula to find sum of geometric ?
anonymous
  • anonymous
No
anonymous
  • anonymous
please help me

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Nnesha
  • Nnesha
when common ration is less than one then lrl <1 you have to use this formula to \[\frac{ a }{ 1-r }\]
Nnesha
  • Nnesha
wehre a is first term r=1/2
Nnesha
  • Nnesha
substitute a and r for their values then solve

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