document.write( "Question 903581: how do I find the sum of consecutive integers from 17 to 97? what is the formula for it?
\n" ); document.write( "how to find the sum of consecutive odd integers from 17 to 97?
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Algebra.Com's Answer #548612 by richwmiller(17219)\"\" \"About 
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an = a + (n - 1)d
\n" ); document.write( "solve for n
\n" ); document.write( "97 = 17 + (n - 1)1
\n" ); document.write( "n=81
\n" ); document.write( "97 = 17 + (n - 1)21
\n" ); document.write( "n=41 odd
\n" ); document.write( "plug in n below
\n" ); document.write( "S = ½(a + an)n
\n" ); document.write( "S = ½(17 + 97)81=4617\r
\n" ); document.write( "\n" ); document.write( "S = ½(17 + 97)41=2331
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