document.write( "Question 1104781: find the sum 1-3/4+9/16-27/64+...\r
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Algebra.Com's Answer #719504 by ikleyn(52921) $\"\"$ $\"About$

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document.write( "The sum of the infinite geometric progression with the first term  a= 1  and the common ratio  r = \r\n" );
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document.write( "S =  = .\r\n" );
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document.write( "Simplify and get the value.\r\n" );
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document.write( "If you are just solving Calculus, I hope that you will be able to complete it on your own.\r\n" );
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