document.write( "Question 1128883: 1+3+5+....+(2n - 1) = n^2 , n31&n€<>1 \n" ); document.write( "
Algebra.Com's Answer #745392 by ikleyn(52777)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "It is WELL KNOWN identity.\r
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\n" ); document.write( "\n" ); document.write( "If you want to learn the proof, look into the lessons\r
\n" ); document.write( "\n" ); document.write( "    - The proofs of the formulas for arithmetic progressions \r
\n" ); document.write( "\n" ); document.write( "    - Problems on arithmetic progressions \r
\n" ); document.write( "\n" ); document.write( "    - Mathematical induction and arithmetic progressions\r
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\n" ); document.write( "\n" ); document.write( "Since your post does not contain any question, I can not say nothing more.\r
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\n" ); document.write( "\n" ); document.write( "For your info:\r
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document.write( "    In this forum, the posts without question are considered as nonsensical.\r\n" );
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document.write( "    They are the subject of ignoring.\r\n" );
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document.write( "     I personally consider such posts as mockery.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Have a nice night / morning / day / afternoon / week.\r
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