document.write( "Question 1117244: Find the 110th term of the sequence -7, 3, 13, 23\r
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\n" ); document.write( "\n" ); document.write( "By logic, I can already rule out B and D but am not sure how to figure out the answer between A and C.
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Algebra.Com's Answer #732245 by ikleyn(52790)\"\" \"About 
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document.write( "Arithmetic progression with the first term  -7  and the common difference of  d = (3-(-7)) = 10.\r\n" );
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document.write( "The n-th term is  \"a%5Bn%5D\" = \"a%5B1%5D\" + d*(n-1).\r\n" );
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document.write( "In your case  \"a%5Bn%5D\" = -7 + 10*(n-1).       (1)\r\n" );
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document.write( "To find  \"a%5B110%5D\",  substitute  n= 110 into the formula (1) and calculate.\r\n" );
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\n" ); document.write( "For introductory lessons on arithmetic progressions see \r
\n" ); document.write( "\n" ); document.write( "    - Arithmetic progressions\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( "    - Word problems on arithmetic progressions\r
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