document.write( "Question 1179140: Find the missing terms of the arithmetic sequence. ...,-7,?,?,?, 13,...... \n" ); document.write( "
Algebra.Com's Answer #808629 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "the missing terms of the arithmetic sequence. ...,-7,?,?,?, 13,......\r
\n" ); document.write( "\n" ); document.write( "nth term formula of the arithmetic sequence is:\r
\n" ); document.write( "\n" ); document.write( "\"a%5Bn%5D=a%5B1%5D%2Bd%28n-1%29\"\r
\n" ); document.write( "\n" ); document.write( "given\r
\n" ); document.write( "\n" ); document.write( "\"a%5B1%5D=-7\"\r
\n" ); document.write( "\n" ); document.write( "\"a%5Bn%5D=-7%2Bd%28n-1%29\"\r
\n" ); document.write( "\n" ); document.write( "\"a%5B5%5D=13\"\r
\n" ); document.write( "\n" ); document.write( "\"13=-7%2Bd%285-1%29\"\r
\n" ); document.write( "\n" ); document.write( "\"13=-7%2B4d\"\r
\n" ); document.write( "\n" ); document.write( "\"13%2B7=4d\"\r
\n" ); document.write( "\n" ); document.write( "\"20=4d\"\r
\n" ); document.write( "\n" ); document.write( "\"d=5\"\r
\n" ); document.write( "\n" ); document.write( "your formula is\r
\n" ); document.write( "\n" ); document.write( "\"a%5Bn%5D=-7%2B5%28n-1%29\"\r
\n" ); document.write( "\n" ); document.write( "next term is\r
\n" ); document.write( "\n" ); document.write( "\"a%5B2%5D=-7%2B5%282-1%29\"
\n" ); document.write( "\"a%5B2%5D=-7%2B5\"
\n" ); document.write( "\"a%5B2%5D=-2\"\r
\n" ); document.write( "\n" ); document.write( "then comes\r
\n" ); document.write( "\n" ); document.write( "\"a%5B3%5D=-7%2B5%283-1%29\"
\n" ); document.write( "\"a%5B3%5D=-7%2B5%2A2\"
\n" ); document.write( "\"a%5B3%5D=3\"\r
\n" ); document.write( "\n" ); document.write( "then comes\r
\n" ); document.write( "\n" ); document.write( "\"a%5B4%5D=-7%2B5%284-1%29\"
\n" ); document.write( "\"a%5B4%5D=-7%2B5%2A3\"
\n" ); document.write( "\"a%5B4%5D=8\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "...,\"-7\",\"-2\",\"3\",\"8\", \"13\",......\r
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