document.write( "Question 601673: Sigma notation/Integers\r
\n" ); document.write( "\n" ); document.write( "Find the value of 82
\n" ); document.write( " E (6+4i) (the \"E\" is meant to represent sigma and the 82 is supposed to be above it)
\n" ); document.write( " i=17
\n" ); document.write( " I have got the sequence worked out i.e. 6+4x17= 74
\n" ); document.write( " 6+4x18= 78 etc.
\n" ); document.write( "However not sure where to go or whether I am going in the right direction! \n" ); document.write( "
Algebra.Com's Answer #379941 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "These are the things you need to know to do this problem:\r\n" );
document.write( "\r\n" );
document.write( "\"sum%28i%2Ci-1%2Cn%29\" = \"n%28n%2B1%29%2F2\"\r\n" );
document.write( "\r\n" );
document.write( "\"sum%281%2Ci=1%2Cn%29\" = n\r\n" );
document.write( "\r\n" );
document.write( "\"sum%28k%2Af%28i%29%2Ci=1%2Cn%29\" = \"k%2Asum%28f%28i%29%2Ci=1%2Cn%29\"\r\n" );
document.write( "\r\n" );
document.write( "\"sum%28%28f%28i%29%2Bg%28i%29%29%2Ci=1%2Cn%29\" = \"sum%28f%28i%29%2Ci=1%2Cn%29\" + \"sum%28g%28i%29%2Ci=1%2Cn%29\"\r\n" );
document.write( "\r\n" );
document.write( "---------------------------------------------------------\r\n" );
document.write( "\r\n" );
document.write( "\"sum%28%286%2B4i%29%2Ci=1%2C81%29\" = \"sum%28%286%29%2Ci=1%2C81%29\" + \"sum%28%284i%29%2Ci=1%2C81%29\" = \"6%2Asum%28%281%29%2Ci=1%2C81%29\" + \"4%2Asum%28%28i%29%2Ci=1%2C81%29\" =\r\n" );
document.write( "\r\n" );
document.write( "\"6%2A81\" + 4·\"%2881%2A%2881%2B1%29%29%2F2\" = 486 + 4·\"%2881%2A82%29%2F2\" = 486 + 13284 = 13770\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "
\n" );