document.write( "Question 731582: The sum of an infinite geometric series is 5/2 and the first term is 3. Find the common ratio. \n" ); document.write( "
Algebra.Com's Answer #447183 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The sum of an infinite geometric series is 5/2 and the first term is 3. Find the common ratio. \n" ); document.write( "----- \n" ); document.write( "S = a/(1-r) \n" ); document.write( "(5/2) = 3/(1-r) \n" ); document.write( "---- \n" ); document.write( "1-r = 3/(5/2) = 6/5 \n" ); document.write( "--- \n" ); document.write( "r = 1/5 \n" ); document.write( "============= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============= \n" ); document.write( " |