document.write( "Question 259612: Write the geometric series -9/2 + 3/2 - 1/2 + 1/6- ... + 1/39366 in summation notation\r
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Algebra.Com's Answer #191073 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! google \"sum of a geometric series\"\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "the ratio (between consecutive terms) is -1/3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "you can find the number of terms in the series from ___ -1/2 r^k = \"last term\" \n" ); document.write( "___ where k is the number of terms beyond -1/2 and r is -1/3 \n" ); document.write( "___ k should be around 10 \n" ); document.write( " |