document.write( "Question 825245: Hi! I'm stuck on this question \r
\n" ); document.write( "\n" ); document.write( "∞
\n" ); document.write( "Σ (-1)x
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\n" ); document.write( "\n" ); document.write( "It's sigma sign with infinity sign on the top, 1 on the bottom and (-1) to the power of x on the side. I have no idea how to work it out so your help would be greatly appreciated. Thank you!
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Algebra.Com's Answer #500470 by tommyt3rd(5050)\"\" \"About 
You can put this solution on YOUR website!
take a look at the terms:\r
\n" ); document.write( "\n" ); document.write( "1-1+1-1+1-1+...\r
\n" ); document.write( "\n" ); document.write( "it oscillates - so it is divergent
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