document.write( "Question 150663: An infinite geometric sequence has 1 and 1/5 as its first two terms: 1 1/5 1/25 1/125..... what is the sum,s, of the infinite series? \n" ); document.write( "
Algebra.Com's Answer #110601 by oscargut(2103)![]() ![]() You can put this solution on YOUR website! the serie k^n from n=0 to infinite converges if \n" ); document.write( " -1 < k < 1 and the sum value is 1/(1-k)\r \n" ); document.write( "\n" ); document.write( "Then the sum when k=1/5 is: 1/(1-1/5)=1/(4/5)=5/4\r \n" ); document.write( "\n" ); document.write( "Answer: 5/4 \n" ); document.write( " |