document.write( "Question 864090: Write a formula for the arithmetic sequence by using the general formula and then simplify.
\n" ); document.write( "a1= -8 and d= 11
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Algebra.Com's Answer #520771 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!

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\n" ); document.write( " \"a%5Bn%5D=a%5B1%5D%2B%28n-1%29%2Ad\"
\n" ); document.write( " \"a%5Bn%5D=+8+%2B%28n-1%29%2A11+=+11n-3\"
\n" ); document.write( "Arithmetic Sequence:
\n" ); document.write( " \"a%5Bn%5D=a%5B1%5D%2B%28n-1%29%2Ad\"
\n" ); document.write( "\"S%5Bn%5D=%28n%28a%5B1%5D%2Ba%5Bn%5D%29%29%2F2\"}
\n" ); document.write( "\"S%5Bn%5D=+%28n%2F2%29%282%2Aa%5B1%5D%2B+%28n-1%29d%29\"
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