document.write( "Question 477550: What is the value of the expression: 3(n upper) sigma 1(i lower bound) (3i+1)\r
\n" ); document.write( "\n" ); document.write( "Please help I do not understand this! \n" ); document.write( "

Algebra.Com's Answer #327288 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
\n" );
document.write( "Hi,
\n" );
document.write( "In response to your reply: sum((3i+1), i=1, 3 ) would be a way of writing it
\n" );
document.write( "If I am understanding your question properly:
\n" );
document.write( " = (3*1+1) + (3*2+1)+(3*3+1) = 4 + 7 + 10 = 21 \n" );
document.write( "

\n" );