document.write( "Question 865370: what is the sum of the first 45 consecutive odd numbers \n" ); document.write( "
Algebra.Com's Answer #521662 by richwmiller(17219)\"\" \"About 
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\n" ); document.write( "S = ½(2a + (n-1)d)n
\n" ); document.write( "S = ½(2 *1 + (44)2)45
\n" ); document.write( "S = ½(2 + (88)45
\n" ); document.write( "S = ½(90)45
\n" ); document.write( "S=45*45=2025\r
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