document.write( "Question 755217: Sn=n/2(2a +(n-1)d)
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document.write( "a=2 and d=2 \n" );
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Algebra.Com's Answer #462654 by tommyt3rd(5050)![]() ![]() You can put this solution on YOUR website! what is n?\r \n" ); document.write( "\n" ); document.write( "please repost with a clear and complete question :) \n" ); document.write( " \n" ); document.write( " |