document.write( "Question 1069940: Find S5 for the series -2 + -10 + -50 + -250 +... \n" ); document.write( "
Algebra.Com's Answer #685329 by ikleyn(52790)\"\" \"About 
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\n" ); document.write( "The next term is -1250, and the sum is \r
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\n" ); document.write( "\n" ); document.write( "-2 + (-10) + (-50) + (-250) + (-1250) = -(2 + 10 + 50 + 250 + 1250).\r
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\n" ); document.write( "\n" ); document.write( "So, it is not so difficult for you to calculate it.\r
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