document.write( "Question 1131975: Check the formula is correct for K=1,2 and 3
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document.write( "k
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document.write( "Σn^2=k (k+1)(2k+1)/6
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document.write( "n=0\r
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document.write( "Use the formula given above to compute the value of
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document.write( "5
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document.write( "Σ(2m^2+3m-4)
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document.write( "m=0 \n" );
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Algebra.Com's Answer #748732 by ikleyn(52800)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You do not need to THINK in order for to solve the problem.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "All you need to do is to substitute the value into the formula and then calculate.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Therefore, I do not understand for WHAT REASON did you post it to the forum instead of doing it on your own.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |